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Finding the Fourth Proportional to 158,597,819.18, 237,891,494.00 and 65,221,559.18

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Solution

The fourth proportional to 158,597,819.18, 237,891,494.00 and 65,221,559.18 is: 97,830,186.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,597,819.18 : 237,891,494.00 = 65,221,559.18 : x
  2. Step 2: Convert to fraction form
    158,597,819.18/237,891,494.00 = 65,221,559.18/x
  3. Step 3: Cross multiply
    158,597,819.18x = 237,891,494.00 × 65,221,559.18
  4. Step 4: Simplify right side
    158,597,819.18x = 15,515,654,153,313,210
  5. Step 5: Solve for x
    x = 15,515,654,153,313,210/158,597,819.18
  6. Step 6: Final answer
    x = 97,830,186.03

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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.