Home / 56,693,405.70-85,040,108.55-38,553,552.90

Finding the Fourth Proportional to 56,693,405.70, 85,040,108.55 and 38,553,552.90

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Solution

The fourth proportional to 56,693,405.70, 85,040,108.55 and 38,553,552.90 is: 57,830,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,693,405.70 : 85,040,108.55 = 38,553,552.90 : x
  2. Step 2: Convert to fraction form
    56,693,405.70/85,040,108.55 = 38,553,552.90/x
  3. Step 3: Cross multiply
    56,693,405.70x = 85,040,108.55 × 38,553,552.90
  4. Step 4: Simplify right side
    56,693,405.70x = 3,278,598,323,604,167
  5. Step 5: Solve for x
    x = 3,278,598,323,604,167/56,693,405.70
  6. Step 6: Final answer
    x = 57,830,329.35

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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.