Home / 101,377,079.60-152,009,632.20-40,724,279.60

Finding the Fourth Proportional to 101,377,079.60, 152,009,632.20 and 40,724,279.60

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Solution

The fourth proportional to 101,377,079.60, 152,009,632.20 and 40,724,279.60 is: 61,063,928.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,377,079.60 : 152,009,632.20 = 40,724,279.60 : x
  2. Step 2: Convert to fraction form
    101,377,079.60/152,009,632.20 = 40,724,279.60/x
  3. Step 3: Cross multiply
    101,377,079.60x = 152,009,632.20 × 40,724,279.60
  4. Step 4: Simplify right side
    101,377,079.60x = 6,190,482,763,605,963
  5. Step 5: Solve for x
    x = 6,190,482,763,605,963/101,377,079.60
  6. Step 6: Final answer
    x = 61,063,928.73

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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.