Home / 372,051,545.30-513,427,058.03-204,784,230.32

Finding the Fourth Proportional to 372,051,545.30, 513,427,058.03 and 204,784,230.32

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Solution

The fourth proportional to 372,051,545.30, 513,427,058.03 and 204,784,230.32 is: 282,599,995.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,051,545.30 : 513,427,058.03 = 204,784,230.32 : x
  2. Step 2: Convert to fraction form
    372,051,545.30/513,427,058.03 = 204,784,230.32/x
  3. Step 3: Cross multiply
    372,051,545.30x = 513,427,058.03 × 204,784,230.32
  4. Step 4: Simplify right side
    372,051,545.30x = 105,141,764,906,318,816
  5. Step 5: Solve for x
    x = 105,141,764,906,318,816/372,051,545.30
  6. Step 6: Final answer
    x = 282,599,995.17

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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.