Home / 1,158,805,645.60-1,738,208,468.40-614,610,061.60

Finding the Fourth Proportional to 1,158,805,645.60, 1,738,208,468.40 and 614,610,061.60

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Solution

The fourth proportional to 1,158,805,645.60, 1,738,208,468.40 and 614,610,061.60 is: 921,915,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,805,645.60 : 1,738,208,468.40 = 614,610,061.60 : x
  2. Step 2: Convert to fraction form
    1,158,805,645.60/1,738,208,468.40 = 614,610,061.60/x
  3. Step 3: Cross multiply
    1,158,805,645.60x = 1,738,208,468.40 × 614,610,061.60
  4. Step 4: Simplify right side
    1,158,805,645.60x = 1,068,320,413,836,965,760
  5. Step 5: Solve for x
    x = 1,068,320,413,836,965,760/1,158,805,645.60
  6. Step 6: Final answer
    x = 921,915,092.40

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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.