Home / 145,516,755.60-217,743,692.40-107,253,003.60

Finding the Fourth Proportional to 145,516,755.60, 217,743,692.40 and 107,253,003.60

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Solution

The fourth proportional to 145,516,755.60, 217,743,692.40 and 107,253,003.60 is: 160,487,807.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,516,755.60 : 217,743,692.40 = 107,253,003.60 : x
  2. Step 2: Convert to fraction form
    145,516,755.60/217,743,692.40 = 107,253,003.60/x
  3. Step 3: Cross multiply
    145,516,755.60x = 217,743,692.40 × 107,253,003.60
  4. Step 4: Simplify right side
    145,516,755.60x = 23,353,665,024,854,492
  5. Step 5: Solve for x
    x = 23,353,665,024,854,492/145,516,755.60
  6. Step 6: Final answer
    x = 160,487,807.25

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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.