Home / 199,316,060.10-299,016,080.55-84,241,368.90

Finding the Fourth Proportional to 199,316,060.10, 299,016,080.55 and 84,241,368.90

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Solution

The fourth proportional to 199,316,060.10, 299,016,080.55 and 84,241,368.90 is: 126,379,800.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,316,060.10 : 299,016,080.55 = 84,241,368.90 : x
  2. Step 2: Convert to fraction form
    199,316,060.10/299,016,080.55 = 84,241,368.90/x
  3. Step 3: Cross multiply
    199,316,060.10x = 299,016,080.55 × 84,241,368.90
  4. Step 4: Simplify right side
    199,316,060.10x = 25,189,523,948,644,668
  5. Step 5: Solve for x
    x = 25,189,523,948,644,668/199,316,060.10
  6. Step 6: Final answer
    x = 126,379,800.68

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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.