Home / 136,919,874.42-205,446,241.89-60,232,938.30

Finding the Fourth Proportional to 136,919,874.42, 205,446,241.89 and 60,232,938.30

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Solution

The fourth proportional to 136,919,874.42, 205,446,241.89 and 60,232,938.30 is: 90,378,631.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,919,874.42 : 205,446,241.89 = 60,232,938.30 : x
  2. Step 2: Convert to fraction form
    136,919,874.42/205,446,241.89 = 60,232,938.30/x
  3. Step 3: Cross multiply
    136,919,874.42x = 205,446,241.89 × 60,232,938.30
  4. Step 4: Simplify right side
    136,919,874.42x = 12,374,630,811,727,244
  5. Step 5: Solve for x
    x = 12,374,630,811,727,244/136,919,874.42
  6. Step 6: Final answer
    x = 90,378,631.04

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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.