Home / 997,272,001.70-1,495,908,002.55-670,754,651.30

Finding the Fourth Proportional to 997,272,001.70, 1,495,908,002.55 and 670,754,651.30

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Solution

The fourth proportional to 997,272,001.70, 1,495,908,002.55 and 670,754,651.30 is: 1,006,131,976.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,272,001.70 : 1,495,908,002.55 = 670,754,651.30 : x
  2. Step 2: Convert to fraction form
    997,272,001.70/1,495,908,002.55 = 670,754,651.30/x
  3. Step 3: Cross multiply
    997,272,001.70x = 1,495,908,002.55 × 670,754,651.30
  4. Step 4: Simplify right side
    997,272,001.70x = 1,003,387,250,627,304,704
  5. Step 5: Solve for x
    x = 1,003,387,250,627,304,704/997,272,001.70
  6. Step 6: Final answer
    x = 1,006,131,976.95

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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.