Home / 427,118,825.80-589,428,618.88-250,914,247.84

Finding the Fourth Proportional to 427,118,825.80, 589,428,618.88 and 250,914,247.84

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Solution

The fourth proportional to 427,118,825.80, 589,428,618.88 and 250,914,247.84 is: 346,264,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,118,825.80 : 589,428,618.88 = 250,914,247.84 : x
  2. Step 2: Convert to fraction form
    427,118,825.80/589,428,618.88 = 250,914,247.84/x
  3. Step 3: Cross multiply
    427,118,825.80x = 589,428,618.88 × 250,914,247.84
  4. Step 4: Simplify right side
    427,118,825.80x = 147,896,038,561,645,216
  5. Step 5: Solve for x
    x = 147,896,038,561,645,216/427,118,825.80
  6. Step 6: Final answer
    x = 346,264,387.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.