Home / 79,182,499.90-118,738,320.45-36,029,490.70

Finding the Fourth Proportional to 79,182,499.90, 118,738,320.45 and 36,029,490.70

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Solution

The fourth proportional to 79,182,499.90, 118,738,320.45 and 36,029,490.70 is: 54,028,115.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,182,499.90 : 118,738,320.45 = 36,029,490.70 : x
  2. Step 2: Convert to fraction form
    79,182,499.90/118,738,320.45 = 36,029,490.70/x
  3. Step 3: Cross multiply
    79,182,499.90x = 118,738,320.45 × 36,029,490.70
  4. Step 4: Simplify right side
    79,182,499.90x = 4,278,081,212,386,895.50
  5. Step 5: Solve for x
    x = 4,278,081,212,386,895.50/79,182,499.90
  6. Step 6: Final answer
    x = 54,028,115.02

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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.