Home / 118,088,905.38-177,121,398.55-31,836,031.08

Finding the Fourth Proportional to 118,088,905.38, 177,121,398.55 and 31,836,031.08

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Solution

The fourth proportional to 118,088,905.38, 177,121,398.55 and 31,836,031.08 is: 47,750,822.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,088,905.38 : 177,121,398.55 = 31,836,031.08 : x
  2. Step 2: Convert to fraction form
    118,088,905.38/177,121,398.55 = 31,836,031.08/x
  3. Step 3: Cross multiply
    118,088,905.38x = 177,121,398.55 × 31,836,031.08
  4. Step 4: Simplify right side
    118,088,905.38x = 5,638,842,349,170,867
  5. Step 5: Solve for x
    x = 5,638,842,349,170,867/118,088,905.38
  6. Step 6: Final answer
    x = 47,750,822.41

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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.