Home / 66,221,715.20-99,368,002.20-27,887,104.40

Finding the Fourth Proportional to 66,221,715.20, 99,368,002.20 and 27,887,104.40

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Solution

The fourth proportional to 66,221,715.20, 99,368,002.20 and 27,887,104.40 is: 41,845,576.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,221,715.20 : 99,368,002.20 = 27,887,104.40 : x
  2. Step 2: Convert to fraction form
    66,221,715.20/99,368,002.20 = 27,887,104.40/x
  3. Step 3: Cross multiply
    66,221,715.20x = 99,368,002.20 × 27,887,104.40
  4. Step 4: Simplify right side
    66,221,715.20x = 2,771,085,851,370,829.50
  5. Step 5: Solve for x
    x = 2,771,085,851,370,829.50/66,221,715.20
  6. Step 6: Final answer
    x = 41,845,576.53

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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.