Home / 856,557,693.04-1,284,833,959.08-243,142,438

Finding the Fourth Proportional to 856,557,693.04, 1,284,833,959.08 and 243,142,438

Calculator

Solution

The fourth proportional to 856,557,693.04, 1,284,833,959.08 and 243,142,438 is: 364,712,924.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,557,693.04 : 1,284,833,959.08 = 243,142,438 : x
  2. Step 2: Convert to fraction form
    856,557,693.04/1,284,833,959.08 = 243,142,438/x
  3. Step 3: Cross multiply
    856,557,693.04x = 1,284,833,959.08 × 243,142,438
  4. Step 4: Simplify right side
    856,557,693.04x = 312,397,661,235,903,424
  5. Step 5: Solve for x
    x = 312,397,661,235,903,424/856,557,693.04
  6. Step 6: Final answer
    x = 364,712,924.51

Related Problems

Find fourth proportional to 428,278,846.52, 642,416,979.54 and 121,571,219
Half scale
Find fourth proportional to 1,713,115,386.08, 2,569,667,918.16 and 486,284,876
Double scale
Find fourth proportional to 856,557,694.04, 1,284,833,960.58 and 243,142,439
Similar ratio
Find fourth proportional to 1,284,836,539.56, 1,927,250,938.62 and 364,713,657
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.