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Finding the Third Proportional to 559,335,179.81 and 777,710,859

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Solution

The third proportional to 559,335,179.81 and 777,710,859 is: 1,081,344,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,335,179.81 : 777,710,859 = 777,710,859 : x
  2. Step 2: Convert to fraction form
    559,335,179.81/777,710,859 = 777,710,859/x
  3. Step 3: Cross multiply
    559,335,179.81x = 777,710,859 × 777,710,859
  4. Step 4: Simplify right side
    559,335,179.81x = 604,834,180,206,517,888
  5. Step 5: Solve for x
    x = 604,834,180,206,517,888/559,335,179.81
  6. Step 6: Final answer
    x = 1,081,344,785.80

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.