Home / 1,006,972,061.57-1,389,436,973.92-560,924,324.59

Finding the Fourth Proportional to 1,006,972,061.57, 1,389,436,973.92 and 560,924,324.59

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Solution

The fourth proportional to 1,006,972,061.57, 1,389,436,973.92 and 560,924,324.59 is: 773,972,810.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,972,061.57 : 1,389,436,973.92 = 560,924,324.59 : x
  2. Step 2: Convert to fraction form
    1,006,972,061.57/1,389,436,973.92 = 560,924,324.59/x
  3. Step 3: Cross multiply
    1,006,972,061.57x = 1,389,436,973.92 × 560,924,324.59
  4. Step 4: Simplify right side
    1,006,972,061.57x = 779,368,996,156,449,536
  5. Step 5: Solve for x
    x = 779,368,996,156,449,536/1,006,972,061.57
  6. Step 6: Final answer
    x = 773,972,810.07

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.