Home / 136,919,877.42-205,446,246.40-60,232,941.30

Finding the Fourth Proportional to 136,919,877.42, 205,446,246.40 and 60,232,941.30

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Solution

The fourth proportional to 136,919,877.42, 205,446,246.40 and 60,232,941.30 is: 90,378,635.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,919,877.42 : 205,446,246.40 = 60,232,941.30 : x
  2. Step 2: Convert to fraction form
    136,919,877.42/205,446,246.40 = 60,232,941.30/x
  3. Step 3: Cross multiply
    136,919,877.42x = 205,446,246.40 × 60,232,941.30
  4. Step 4: Simplify right side
    136,919,877.42x = 12,374,631,699,716,536
  5. Step 5: Solve for x
    x = 12,374,631,699,716,536/136,919,877.42
  6. Step 6: Final answer
    x = 90,378,635.54

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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.