Home / 66,044,174.10-98,982,280.35-31,891,982.10

Finding the Fourth Proportional to 66,044,174.10, 98,982,280.35 and 31,891,982.10

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Solution

The fourth proportional to 66,044,174.10, 98,982,280.35 and 31,891,982.10 is: 47,797,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,044,174.10 : 98,982,280.35 = 31,891,982.10 : x
  2. Step 2: Convert to fraction form
    66,044,174.10/98,982,280.35 = 31,891,982.10/x
  3. Step 3: Cross multiply
    66,044,174.10x = 98,982,280.35 × 31,891,982.10
  4. Step 4: Simplify right side
    66,044,174.10x = 3,156,741,113,139,381.50
  5. Step 5: Solve for x
    x = 3,156,741,113,139,381.50/66,044,174.10
  6. Step 6: Final answer
    x = 47,797,419.77

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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.