Home / 347,681,330.60-521,521,995.90-105,344,234.60

Finding the Fourth Proportional to 347,681,330.60, 521,521,995.90 and 105,344,234.60

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Solution

The fourth proportional to 347,681,330.60, 521,521,995.90 and 105,344,234.60 is: 158,016,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,681,330.60 : 521,521,995.90 = 105,344,234.60 : x
  2. Step 2: Convert to fraction form
    347,681,330.60/521,521,995.90 = 105,344,234.60/x
  3. Step 3: Cross multiply
    347,681,330.60x = 521,521,995.90 × 105,344,234.60
  4. Step 4: Simplify right side
    347,681,330.60x = 54,939,335,485,149,832
  5. Step 5: Solve for x
    x = 54,939,335,485,149,832/347,681,330.60
  6. Step 6: Final answer
    x = 158,016,351.90

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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.