Home / 77,914,118.93-107,512,031.90-44,885,060.78

Finding the Fourth Proportional to 77,914,118.93, 107,512,031.90 and 44,885,060.78

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Solution

The fourth proportional to 77,914,118.93, 107,512,031.90 and 44,885,060.78 is: 61,935,938.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,914,118.93 : 107,512,031.90 = 44,885,060.78 : x
  2. Step 2: Convert to fraction form
    77,914,118.93/107,512,031.90 = 44,885,060.78/x
  3. Step 3: Cross multiply
    77,914,118.93x = 107,512,031.90 × 44,885,060.78
  4. Step 4: Simplify right side
    77,914,118.93x = 4,825,684,085,987,451
  5. Step 5: Solve for x
    x = 4,825,684,085,987,451/77,914,118.93
  6. Step 6: Final answer
    x = 61,935,938.60

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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.