Home / 298,126,149.35-411,427,664.28-165,975,539.13

Finding the Fourth Proportional to 298,126,149.35, 411,427,664.28 and 165,975,539.13

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Solution

The fourth proportional to 298,126,149.35, 411,427,664.28 and 165,975,539.13 is: 229,053,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,126,149.35 : 411,427,664.28 = 165,975,539.13 : x
  2. Step 2: Convert to fraction form
    298,126,149.35/411,427,664.28 = 165,975,539.13/x
  3. Step 3: Cross multiply
    298,126,149.35x = 411,427,664.28 × 165,975,539.13
  4. Step 4: Simplify right side
    298,126,149.35x = 68,286,928,391,869,640
  5. Step 5: Solve for x
    x = 68,286,928,391,869,640/298,126,149.35
  6. Step 6: Final answer
    x = 229,053,803.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.