Home / 67,272,022.80-100,908,034.20-65,996,564.40

Finding the Fourth Proportional to 67,272,022.80, 100,908,034.20 and 65,996,564.40

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Solution

The fourth proportional to 67,272,022.80, 100,908,034.20 and 65,996,564.40 is: 98,994,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,272,022.80 : 100,908,034.20 = 65,996,564.40 : x
  2. Step 2: Convert to fraction form
    67,272,022.80/100,908,034.20 = 65,996,564.40/x
  3. Step 3: Cross multiply
    67,272,022.80x = 100,908,034.20 × 65,996,564.40
  4. Step 4: Simplify right side
    67,272,022.80x = 6,659,583,577,557,703
  5. Step 5: Solve for x
    x = 6,659,583,577,557,703/67,272,022.80
  6. Step 6: Final answer
    x = 98,994,846.60

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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.