Home / 122,411,278.60-183,616,917.90-83,669,229.70

Finding the Fourth Proportional to 122,411,278.60, 183,616,917.90 and 83,669,229.70

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Solution

The fourth proportional to 122,411,278.60, 183,616,917.90 and 83,669,229.70 is: 125,503,844.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,411,278.60 : 183,616,917.90 = 83,669,229.70 : x
  2. Step 2: Convert to fraction form
    122,411,278.60/183,616,917.90 = 83,669,229.70/x
  3. Step 3: Cross multiply
    122,411,278.60x = 183,616,917.90 × 83,669,229.70
  4. Step 4: Simplify right side
    122,411,278.60x = 15,363,086,080,581,142
  5. Step 5: Solve for x
    x = 15,363,086,080,581,142/122,411,278.60
  6. Step 6: Final answer
    x = 125,503,844.55

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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.