Home / 158,699,478.10-238,049,217.15-43,701,769.30

Finding the Fourth Proportional to 158,699,478.10, 238,049,217.15 and 43,701,769.30

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Solution

The fourth proportional to 158,699,478.10, 238,049,217.15 and 43,701,769.30 is: 65,552,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,699,478.10 : 238,049,217.15 = 43,701,769.30 : x
  2. Step 2: Convert to fraction form
    158,699,478.10/238,049,217.15 = 43,701,769.30/x
  3. Step 3: Cross multiply
    158,699,478.10x = 238,049,217.15 × 43,701,769.30
  4. Step 4: Simplify right side
    158,699,478.10x = 10,403,171,969,934,904
  5. Step 5: Solve for x
    x = 10,403,171,969,934,904/158,699,478.10
  6. Step 6: Final answer
    x = 65,552,653.95

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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.