Home / 158,778,008.76-238,123,995.54-43,735,191.48

Finding the Fourth Proportional to 158,778,008.76, 238,123,995.54 and 43,735,191.48

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Solution

The fourth proportional to 158,778,008.76, 238,123,995.54 and 43,735,191.48 is: 65,590,938.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,778,008.76 : 238,123,995.54 = 43,735,191.48 : x
  2. Step 2: Convert to fraction form
    158,778,008.76/238,123,995.54 = 43,735,191.48/x
  3. Step 3: Cross multiply
    158,778,008.76x = 238,123,995.54 × 43,735,191.48
  4. Step 4: Simplify right side
    158,778,008.76x = 10,414,398,540,924,564
  5. Step 5: Solve for x
    x = 10,414,398,540,924,564/158,778,008.76
  6. Step 6: Final answer
    x = 65,590,938.08

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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.