Home / 65,998,536-99,000,486.96-31,437,170.88

Finding the Fourth Proportional to 65,998,536, 99,000,486.96 and 31,437,170.88

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Solution

The fourth proportional to 65,998,536, 99,000,486.96 and 31,437,170.88 is: 47,157,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,998,536 : 99,000,486.96 = 31,437,170.88 : x
  2. Step 2: Convert to fraction form
    65,998,536/99,000,486.96 = 31,437,170.88/x
  3. Step 3: Cross multiply
    65,998,536x = 99,000,486.96 × 31,437,170.88
  4. Step 4: Simplify right side
    65,998,536x = 3,112,295,225,764,731.50
  5. Step 5: Solve for x
    x = 3,112,295,225,764,731.50/65,998,536
  6. Step 6: Final answer
    x = 47,157,034.30

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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.