Home / 83,669,137.60-125,503,706.40-59,275,995.70

Finding the Fourth Proportional to 83,669,137.60, 125,503,706.40 and 59,275,995.70

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Solution

The fourth proportional to 83,669,137.60, 125,503,706.40 and 59,275,995.70 is: 88,913,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,669,137.60 : 125,503,706.40 = 59,275,995.70 : x
  2. Step 2: Convert to fraction form
    83,669,137.60/125,503,706.40 = 59,275,995.70/x
  3. Step 3: Cross multiply
    83,669,137.60x = 125,503,706.40 × 59,275,995.70
  4. Step 4: Simplify right side
    83,669,137.60x = 7,439,357,160,900,463
  5. Step 5: Solve for x
    x = 7,439,357,160,900,463/83,669,137.60
  6. Step 6: Final answer
    x = 88,913,993.55

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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.