Home / 96,784,408.80-145,176,613.20-89,394,098.40

Finding the Fourth Proportional to 96,784,408.80, 145,176,613.20 and 89,394,098.40

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Solution

The fourth proportional to 96,784,408.80, 145,176,613.20 and 89,394,098.40 is: 134,091,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,784,408.80 : 145,176,613.20 = 89,394,098.40 : x
  2. Step 2: Convert to fraction form
    96,784,408.80/145,176,613.20 = 89,394,098.40/x
  3. Step 3: Cross multiply
    96,784,408.80x = 145,176,613.20 × 89,394,098.40
  4. Step 4: Simplify right side
    96,784,408.80x = 12,977,932,445,779,538
  5. Step 5: Solve for x
    x = 12,977,932,445,779,538/96,784,408.80
  6. Step 6: Final answer
    x = 134,091,147.60

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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.