Home / 157,781,094.92-217,733,733.90-88,167,047.84

Finding the Fourth Proportional to 157,781,094.92, 217,733,733.90 and 88,167,047.84

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Solution

The fourth proportional to 157,781,094.92, 217,733,733.90 and 88,167,047.84 is: 121,668,191.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,781,094.92 : 217,733,733.90 = 88,167,047.84 : x
  2. Step 2: Convert to fraction form
    157,781,094.92/217,733,733.90 = 88,167,047.84/x
  3. Step 3: Cross multiply
    157,781,094.92x = 217,733,733.90 × 88,167,047.84
  4. Step 4: Simplify right side
    157,781,094.92x = 19,196,940,533,143,132
  5. Step 5: Solve for x
    x = 19,196,940,533,143,132/157,781,094.92
  6. Step 6: Final answer
    x = 121,668,191.89

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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.