Home / 80,532,721,119.84-111,140,115,711.24-44,403,641,814.72

Finding the Fourth Proportional to 80,532,721,119.84, 111,140,115,711.24 and 44,403,641,814.72

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Solution

The fourth proportional to 80,532,721,119.84, 111,140,115,711.24 and 44,403,641,814.72 is: 61,279,760,830.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,532,721,119.84 : 111,140,115,711.24 = 44,403,641,814.72 : x
  2. Step 2: Convert to fraction form
    80,532,721,119.84/111,140,115,711.24 = 44,403,641,814.72/x
  3. Step 3: Cross multiply
    80,532,721,119.84x = 111,140,115,711.24 × 44,403,641,814.72
  4. Step 4: Simplify right side
    80,532,721,119.84x = 4,935,025,889,288,435,793,920
  5. Step 5: Solve for x
    x = 4,935,025,889,288,435,793,920/80,532,721,119.84
  6. Step 6: Final answer
    x = 61,279,760,830.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.