Home / 342,996,152.76-514,204,999.74-148,761,270.18

Finding the Fourth Proportional to 342,996,152.76, 514,204,999.74 and 148,761,270.18

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Solution

The fourth proportional to 342,996,152.76, 514,204,999.74 and 148,761,270.18 is: 223,016,463.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,996,152.76 : 514,204,999.74 = 148,761,270.18 : x
  2. Step 2: Convert to fraction form
    342,996,152.76/514,204,999.74 = 148,761,270.18/x
  3. Step 3: Cross multiply
    342,996,152.76x = 514,204,999.74 × 148,761,270.18
  4. Step 4: Simplify right side
    342,996,152.76x = 76,493,788,894,228,976
  5. Step 5: Solve for x
    x = 76,493,788,894,228,976/342,996,152.76
  6. Step 6: Final answer
    x = 223,016,463.24

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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.