Home / 97,103,421.90-145,655,132.85-92,624,445.90

Finding the Fourth Proportional to 97,103,421.90, 145,655,132.85 and 92,624,445.90

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Solution

The fourth proportional to 97,103,421.90, 145,655,132.85 and 92,624,445.90 is: 138,936,668.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,103,421.90 : 145,655,132.85 = 92,624,445.90 : x
  2. Step 2: Convert to fraction form
    97,103,421.90/145,655,132.85 = 92,624,445.90/x
  3. Step 3: Cross multiply
    97,103,421.90x = 145,655,132.85 × 92,624,445.90
  4. Step 4: Simplify right side
    97,103,421.90x = 13,491,225,972,722,138
  5. Step 5: Solve for x
    x = 13,491,225,972,722,138/97,103,421.90
  6. Step 6: Final answer
    x = 138,936,668.85

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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.