Home / 947,266,175.16-1,420,790,723.28-247,825,834.02

Finding the Fourth Proportional to 947,266,175.16, 1,420,790,723.28 and 247,825,834.02

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Solution

The fourth proportional to 947,266,175.16, 1,420,790,723.28 and 247,825,834.02 is: 371,710,354.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,266,175.16 : 1,420,790,723.28 = 247,825,834.02 : x
  2. Step 2: Convert to fraction form
    947,266,175.16/1,420,790,723.28 = 247,825,834.02/x
  3. Step 3: Cross multiply
    947,266,175.16x = 1,420,790,723.28 × 247,825,834.02
  4. Step 4: Simplify right side
    947,266,175.16x = 352,108,645,964,745,024
  5. Step 5: Solve for x
    x = 352,108,645,964,745,024/947,266,175.16
  6. Step 6: Final answer
    x = 371,710,354.70

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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.