Home / 704,376,006.40-1,056,564,009.60-626,891,908.60

Finding the Fourth Proportional to 704,376,006.40, 1,056,564,009.60 and 626,891,908.60

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Solution

The fourth proportional to 704,376,006.40, 1,056,564,009.60 and 626,891,908.60 is: 940,337,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,376,006.40 : 1,056,564,009.60 = 626,891,908.60 : x
  2. Step 2: Convert to fraction form
    704,376,006.40/1,056,564,009.60 = 626,891,908.60/x
  3. Step 3: Cross multiply
    704,376,006.40x = 1,056,564,009.60 × 626,891,908.60
  4. Step 4: Simplify right side
    704,376,006.40x = 662,351,428,536,212,736
  5. Step 5: Solve for x
    x = 662,351,428,536,212,736/704,376,006.40
  6. Step 6: Final answer
    x = 940,337,862.90

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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.