Home / 186,720,414.52-257,365,775.10-124,818,166.84

Finding the Fourth Proportional to 186,720,414.52, 257,365,775.10 and 124,818,166.84

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Solution

The fourth proportional to 186,720,414.52, 257,365,775.10 and 124,818,166.84 is: 172,042,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,720,414.52 : 257,365,775.10 = 124,818,166.84 : x
  2. Step 2: Convert to fraction form
    186,720,414.52/257,365,775.10 = 124,818,166.84/x
  3. Step 3: Cross multiply
    186,720,414.52x = 257,365,775.10 × 124,818,166.84
  4. Step 4: Simplify right side
    186,720,414.52x = 32,123,924,255,337,716
  5. Step 5: Solve for x
    x = 32,123,924,255,337,716/186,720,414.52
  6. Step 6: Final answer
    x = 172,042,914.20

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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.