Home / 107,489,643.20-161,234,464.80-35,686,059.20

Finding the Fourth Proportional to 107,489,643.20, 161,234,464.80 and 35,686,059.20

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Solution

The fourth proportional to 107,489,643.20, 161,234,464.80 and 35,686,059.20 is: 53,529,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,489,643.20 : 161,234,464.80 = 35,686,059.20 : x
  2. Step 2: Convert to fraction form
    107,489,643.20/161,234,464.80 = 35,686,059.20/x
  3. Step 3: Cross multiply
    107,489,643.20x = 161,234,464.80 × 35,686,059.20
  4. Step 4: Simplify right side
    107,489,643.20x = 5,753,822,655,933,117
  5. Step 5: Solve for x
    x = 5,753,822,655,933,117/107,489,643.20
  6. Step 6: Final answer
    x = 53,529,088.80

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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.