Home / 65,648,477.38-98,384,687.50-51,092,971.78

Finding the Fourth Proportional to 65,648,477.38, 98,384,687.50 and 51,092,971.78

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Solution

The fourth proportional to 65,648,477.38, 98,384,687.50 and 51,092,971.78 is: 76,570,946.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,648,477.38 : 98,384,687.50 = 51,092,971.78 : x
  2. Step 2: Convert to fraction form
    65,648,477.38/98,384,687.50 = 51,092,971.78/x
  3. Step 3: Cross multiply
    65,648,477.38x = 98,384,687.50 × 51,092,971.78
  4. Step 4: Simplify right side
    65,648,477.38x = 5,026,766,061,784,266
  5. Step 5: Solve for x
    x = 5,026,766,061,784,266/65,648,477.38
  6. Step 6: Final answer
    x = 76,570,946.69

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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.