Home / 57,720,408.90-86,580,613.35-52,513,599.30

Finding the Fourth Proportional to 57,720,408.90, 86,580,613.35 and 52,513,599.30

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Solution

The fourth proportional to 57,720,408.90, 86,580,613.35 and 52,513,599.30 is: 78,770,398.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,720,408.90 : 86,580,613.35 = 52,513,599.30 : x
  2. Step 2: Convert to fraction form
    57,720,408.90/86,580,613.35 = 52,513,599.30/x
  3. Step 3: Cross multiply
    57,720,408.90x = 86,580,613.35 × 52,513,599.30
  4. Step 4: Simplify right side
    57,720,408.90x = 4,546,659,636,610,130
  5. Step 5: Solve for x
    x = 4,546,659,636,610,130/57,720,408.90
  6. Step 6: Final answer
    x = 78,770,398.95

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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.