Home / 1,454,526,385.62-2,181,789,607.29-349,131,242.31

Finding the Fourth Proportional to 1,454,526,385.62, 2,181,789,607.29 and 349,131,242.31

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Solution

The fourth proportional to 1,454,526,385.62, 2,181,789,607.29 and 349,131,242.31 is: 523,696,870.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,526,385.62 : 2,181,789,607.29 = 349,131,242.31 : x
  2. Step 2: Convert to fraction form
    1,454,526,385.62/2,181,789,607.29 = 349,131,242.31/x
  3. Step 3: Cross multiply
    1,454,526,385.62x = 2,181,789,607.29 × 349,131,242.31
  4. Step 4: Simplify right side
    1,454,526,385.62x = 761,730,916,052,204,672
  5. Step 5: Solve for x
    x = 761,730,916,052,204,672/1,454,526,385.62
  6. Step 6: Final answer
    x = 523,696,870.39

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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.