Home / 169,140,905.80-253,711,358.70-149,657,360.20

Finding the Fourth Proportional to 169,140,905.80, 253,711,358.70 and 149,657,360.20

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Solution

The fourth proportional to 169,140,905.80, 253,711,358.70 and 149,657,360.20 is: 224,486,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,140,905.80 : 253,711,358.70 = 149,657,360.20 : x
  2. Step 2: Convert to fraction form
    169,140,905.80/253,711,358.70 = 149,657,360.20/x
  3. Step 3: Cross multiply
    169,140,905.80x = 253,711,358.70 × 149,657,360.20
  4. Step 4: Simplify right side
    169,140,905.80x = 37,969,772,195,797,296
  5. Step 5: Solve for x
    x = 37,969,772,195,797,296/169,140,905.80
  6. Step 6: Final answer
    x = 224,486,040.30

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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.