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Finding the Fourth Proportional to 653,367,807.80, 980,051,711.70 and 592,901,631.80

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Solution

The fourth proportional to 653,367,807.80, 980,051,711.70 and 592,901,631.80 is: 889,352,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,367,807.80 : 980,051,711.70 = 592,901,631.80 : x
  2. Step 2: Convert to fraction form
    653,367,807.80/980,051,711.70 = 592,901,631.80/x
  3. Step 3: Cross multiply
    653,367,807.80x = 980,051,711.70 × 592,901,631.80
  4. Step 4: Simplify right side
    653,367,807.80x = 581,074,259,115,313,152
  5. Step 5: Solve for x
    x = 581,074,259,115,313,152/653,367,807.80
  6. Step 6: Final answer
    x = 889,352,447.70

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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.