Home / 83,895,137.60-125,842,706.40-26,405,031.20

Finding the Fourth Proportional to 83,895,137.60, 125,842,706.40 and 26,405,031.20

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Solution

The fourth proportional to 83,895,137.60, 125,842,706.40 and 26,405,031.20 is: 39,607,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,895,137.60 : 125,842,706.40 = 26,405,031.20 : x
  2. Step 2: Convert to fraction form
    83,895,137.60/125,842,706.40 = 26,405,031.20/x
  3. Step 3: Cross multiply
    83,895,137.60x = 125,842,706.40 × 26,405,031.20
  4. Step 4: Simplify right side
    83,895,137.60x = 3,322,880,588,784,439.50
  5. Step 5: Solve for x
    x = 3,322,880,588,784,439.50/83,895,137.60
  6. Step 6: Final answer
    x = 39,607,546.80

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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.