Home / 186,132,078.30-279,198,117.45-170,007,764.70

Finding the Fourth Proportional to 186,132,078.30, 279,198,117.45 and 170,007,764.70

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Solution

The fourth proportional to 186,132,078.30, 279,198,117.45 and 170,007,764.70 is: 255,011,647.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,132,078.30 : 279,198,117.45 = 170,007,764.70 : x
  2. Step 2: Convert to fraction form
    186,132,078.30/279,198,117.45 = 170,007,764.70/x
  3. Step 3: Cross multiply
    186,132,078.30x = 279,198,117.45 × 170,007,764.70
  4. Step 4: Simplify right side
    186,132,078.30x = 47,465,847,856,122,560
  5. Step 5: Solve for x
    x = 47,465,847,856,122,560/186,132,078.30
  6. Step 6: Final answer
    x = 255,011,647.05

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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.