Home / 56,693,466.70-85,040,200.05-38,553,613.90

Finding the Fourth Proportional to 56,693,466.70, 85,040,200.05 and 38,553,613.90

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Solution

The fourth proportional to 56,693,466.70, 85,040,200.05 and 38,553,613.90 is: 57,830,420.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,693,466.70 : 85,040,200.05 = 38,553,613.90 : x
  2. Step 2: Convert to fraction form
    56,693,466.70/85,040,200.05 = 38,553,613.90/x
  3. Step 3: Cross multiply
    56,693,466.70x = 85,040,200.05 × 38,553,613.90
  4. Step 4: Simplify right side
    56,693,466.70x = 3,278,607,038,706,460.50
  5. Step 5: Solve for x
    x = 3,278,607,038,706,460.50/56,693,466.70
  6. Step 6: Final answer
    x = 57,830,420.85

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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.