Home / 157,781,004.74-217,733,609.66-88,166,957.66

Finding the Fourth Proportional to 157,781,004.74, 217,733,609.66 and 88,166,957.66

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Solution

The fourth proportional to 157,781,004.74, 217,733,609.66 and 88,166,957.66 is: 121,668,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,781,004.74 : 217,733,609.66 = 88,166,957.66 : x
  2. Step 2: Convert to fraction form
    157,781,004.74/217,733,609.66 = 88,166,957.66/x
  3. Step 3: Cross multiply
    157,781,004.74x = 217,733,609.66 × 88,166,957.66
  4. Step 4: Simplify right side
    157,781,004.74x = 19,196,909,943,338,752
  5. Step 5: Solve for x
    x = 19,196,909,943,338,752/157,781,004.74
  6. Step 6: Final answer
    x = 121,668,067.55

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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.