Home / 741,307,521.56-1,023,001,572.56-406,785,641.04

Finding the Fourth Proportional to 741,307,521.56, 1,023,001,572.56 and 406,785,641.04

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Solution

The fourth proportional to 741,307,521.56, 1,023,001,572.56 and 406,785,641.04 is: 561,362,644.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,307,521.56 : 1,023,001,572.56 = 406,785,641.04 : x
  2. Step 2: Convert to fraction form
    741,307,521.56/1,023,001,572.56 = 406,785,641.04/x
  3. Step 3: Cross multiply
    741,307,521.56x = 1,023,001,572.56 × 406,785,641.04
  4. Step 4: Simplify right side
    741,307,521.56x = 416,142,350,478,747,648
  5. Step 5: Solve for x
    x = 416,142,350,478,747,648/741,307,521.56
  6. Step 6: Final answer
    x = 561,362,644.21

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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.