Home / 107,655,748.20-161,485,909.74-38,573,051.40

Finding the Fourth Proportional to 107,655,748.20, 161,485,909.74 and 38,573,051.40

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Solution

The fourth proportional to 107,655,748.20, 161,485,909.74 and 38,573,051.40 is: 57,860,396.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,655,748.20 : 161,485,909.74 = 38,573,051.40 : x
  2. Step 2: Convert to fraction form
    107,655,748.20/161,485,909.74 = 38,573,051.40/x
  3. Step 3: Cross multiply
    107,655,748.20x = 161,485,909.74 × 38,573,051.40
  4. Step 4: Simplify right side
    107,655,748.20x = 6,229,004,296,776,781
  5. Step 5: Solve for x
    x = 6,229,004,296,776,781/107,655,748.20
  6. Step 6: Final answer
    x = 57,860,396.69

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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.