Home / 829,764,036.80-1,244,709,040.80-247,452,833.60

Finding the Fourth Proportional to 829,764,036.80, 1,244,709,040.80 and 247,452,833.60

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Solution

The fourth proportional to 829,764,036.80, 1,244,709,040.80 and 247,452,833.60 is: 371,198,034.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,764,036.80 : 1,244,709,040.80 = 247,452,833.60 : x
  2. Step 2: Convert to fraction form
    829,764,036.80/1,244,709,040.80 = 247,452,833.60/x
  3. Step 3: Cross multiply
    829,764,036.80x = 1,244,709,040.80 × 247,452,833.60
  4. Step 4: Simplify right side
    829,764,036.80x = 308,006,779,153,497,984
  5. Step 5: Solve for x
    x = 308,006,779,153,497,984/829,764,036.80
  6. Step 6: Final answer
    x = 371,198,034.01

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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.