Home / 170,687,258.69-235,549,159.20-92,370,819.06

Finding the Fourth Proportional to 170,687,258.69, 235,549,159.20 and 92,370,819.06

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Solution

The fourth proportional to 170,687,258.69, 235,549,159.20 and 92,370,819.06 is: 127,472,131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,687,258.69 : 235,549,159.20 = 92,370,819.06 : x
  2. Step 2: Convert to fraction form
    170,687,258.69/235,549,159.20 = 92,370,819.06/x
  3. Step 3: Cross multiply
    170,687,258.69x = 235,549,159.20 × 92,370,819.06
  4. Step 4: Simplify right side
    170,687,258.69x = 21,757,868,764,198,332
  5. Step 5: Solve for x
    x = 21,757,868,764,198,332/170,687,258.69
  6. Step 6: Final answer
    x = 127,472,131.97

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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.