Home / 146,739,487.70-220,109,231.55-144,472,006.10

Finding the Fourth Proportional to 146,739,487.70, 220,109,231.55 and 144,472,006.10

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Solution

The fourth proportional to 146,739,487.70, 220,109,231.55 and 144,472,006.10 is: 216,708,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,739,487.70 : 220,109,231.55 = 144,472,006.10 : x
  2. Step 2: Convert to fraction form
    146,739,487.70/220,109,231.55 = 144,472,006.10/x
  3. Step 3: Cross multiply
    146,739,487.70x = 220,109,231.55 × 144,472,006.10
  4. Step 4: Simplify right side
    146,739,487.70x = 31,799,622,243,157,912
  5. Step 5: Solve for x
    x = 31,799,622,243,157,912/146,739,487.70
  6. Step 6: Final answer
    x = 216,708,009.15

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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.