Home / 146,971,098.67-220,456,382.47-43,413,029.72

Finding the Fourth Proportional to 146,971,098.67, 220,456,382.47 and 43,413,029.72

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Solution

The fourth proportional to 146,971,098.67, 220,456,382.47 and 43,413,029.72 is: 65,119,466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,971,098.67 : 220,456,382.47 = 43,413,029.72 : x
  2. Step 2: Convert to fraction form
    146,971,098.67/220,456,382.47 = 43,413,029.72/x
  3. Step 3: Cross multiply
    146,971,098.67x = 220,456,382.47 × 43,413,029.72
  4. Step 4: Simplify right side
    146,971,098.67x = 9,570,679,483,623,156
  5. Step 5: Solve for x
    x = 9,570,679,483,623,156/146,971,098.67
  6. Step 6: Final answer
    x = 65,119,466.14

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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.