Home / 103,914,276.20-155,885,411.10-35,777,853.80

Finding the Fourth Proportional to 103,914,276.20, 155,885,411.10 and 35,777,853.80

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Solution

The fourth proportional to 103,914,276.20, 155,885,411.10 and 35,777,853.80 is: 53,671,599.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,914,276.20 : 155,885,411.10 = 35,777,853.80 : x
  2. Step 2: Convert to fraction form
    103,914,276.20/155,885,411.10 = 35,777,853.80/x
  3. Step 3: Cross multiply
    103,914,276.20x = 155,885,411.10 × 35,777,853.80
  4. Step 4: Simplify right side
    103,914,276.20x = 5,577,245,447,888,697
  5. Step 5: Solve for x
    x = 5,577,245,447,888,697/103,914,276.20
  6. Step 6: Final answer
    x = 53,671,599.82

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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.