Home / 272,409,098.20-375,932,531.10-148,657,751.80

Finding the Fourth Proportional to 272,409,098.20, 375,932,531.10 and 148,657,751.80

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Solution

The fourth proportional to 272,409,098.20, 375,932,531.10 and 148,657,751.80 is: 205,152,049.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,409,098.20 : 375,932,531.10 = 148,657,751.80 : x
  2. Step 2: Convert to fraction form
    272,409,098.20/375,932,531.10 = 148,657,751.80/x
  3. Step 3: Cross multiply
    272,409,098.20x = 375,932,531.10 × 148,657,751.80
  4. Step 4: Simplify right side
    272,409,098.20x = 55,885,284,901,809,592
  5. Step 5: Solve for x
    x = 55,885,284,901,809,592/272,409,098.20
  6. Step 6: Final answer
    x = 205,152,049.88

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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.