Home / 66,043,798.34-99,073,576.17-31,940,638.88

Finding the Fourth Proportional to 66,043,798.34, 99,073,576.17 and 31,940,638.88

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Solution

The fourth proportional to 66,043,798.34, 99,073,576.17 and 31,940,638.88 is: 47,914,768.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,043,798.34 : 99,073,576.17 = 31,940,638.88 : x
  2. Step 2: Convert to fraction form
    66,043,798.34/99,073,576.17 = 31,940,638.88/x
  3. Step 3: Cross multiply
    66,043,798.34x = 99,073,576.17 × 31,940,638.88
  4. Step 4: Simplify right side
    66,043,798.34x = 3,164,473,318,500,775.50
  5. Step 5: Solve for x
    x = 3,164,473,318,500,775.50/66,043,798.34
  6. Step 6: Final answer
    x = 47,914,768.66

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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.