Home / 165,012,575.85-227,717,291.39-90,677,925.45

Finding the Fourth Proportional to 165,012,575.85, 227,717,291.39 and 90,677,925.45

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Solution

The fourth proportional to 165,012,575.85, 227,717,291.39 and 90,677,925.45 is: 125,135,502.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,012,575.85 : 227,717,291.39 = 90,677,925.45 : x
  2. Step 2: Convert to fraction form
    165,012,575.85/227,717,291.39 = 90,677,925.45/x
  3. Step 3: Cross multiply
    165,012,575.85x = 227,717,291.39 × 90,677,925.45
  4. Step 4: Simplify right side
    165,012,575.85x = 20,648,931,571,884,956
  5. Step 5: Solve for x
    x = 20,648,931,571,884,956/165,012,575.85
  6. Step 6: Final answer
    x = 125,135,502.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.