Home / 157,789,807.80-236,684,711.70-88,915,054.20

Finding the Fourth Proportional to 157,789,807.80, 236,684,711.70 and 88,915,054.20

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Solution

The fourth proportional to 157,789,807.80, 236,684,711.70 and 88,915,054.20 is: 133,372,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,789,807.80 : 236,684,711.70 = 88,915,054.20 : x
  2. Step 2: Convert to fraction form
    157,789,807.80/236,684,711.70 = 88,915,054.20/x
  3. Step 3: Cross multiply
    157,789,807.80x = 236,684,711.70 × 88,915,054.20
  4. Step 4: Simplify right side
    157,789,807.80x = 21,044,833,969,116,872
  5. Step 5: Solve for x
    x = 21,044,833,969,116,872/157,789,807.80
  6. Step 6: Final answer
    x = 133,372,581.30

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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.