Home / 158,389,279.20-237,607,538.40-56,145,279.60

Finding the Fourth Proportional to 158,389,279.20, 237,607,538.40 and 56,145,279.60

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Solution

The fourth proportional to 158,389,279.20, 237,607,538.40 and 56,145,279.60 is: 84,226,291.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,389,279.20 : 237,607,538.40 = 56,145,279.60 : x
  2. Step 2: Convert to fraction form
    158,389,279.20/237,607,538.40 = 56,145,279.60/x
  3. Step 3: Cross multiply
    158,389,279.20x = 237,607,538.40 × 56,145,279.60
  4. Step 4: Simplify right side
    158,389,279.20x = 13,340,541,678,535,738
  5. Step 5: Solve for x
    x = 13,340,541,678,535,738/158,389,279.20
  6. Step 6: Final answer
    x = 84,226,291.99

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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.