Home / 99,642,078.30-149,526,103.05-58,701,438.30

Finding the Fourth Proportional to 99,642,078.30, 149,526,103.05 and 58,701,438.30

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Solution

The fourth proportional to 99,642,078.30, 149,526,103.05 and 58,701,438.30 is: 88,089,263.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,642,078.30 : 149,526,103.05 = 58,701,438.30 : x
  2. Step 2: Convert to fraction form
    99,642,078.30/149,526,103.05 = 58,701,438.30/x
  3. Step 3: Cross multiply
    99,642,078.30x = 149,526,103.05 × 58,701,438.30
  4. Step 4: Simplify right side
    99,642,078.30x = 8,777,397,312,429,017
  5. Step 5: Solve for x
    x = 8,777,397,312,429,017/99,642,078.30
  6. Step 6: Final answer
    x = 88,089,263.71

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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.