Home / 166,495,403.35-249,743,105.03-163,944,486.55

Finding the Fourth Proportional to 166,495,403.35, 249,743,105.03 and 163,944,486.55

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Solution

The fourth proportional to 166,495,403.35, 249,743,105.03 and 163,944,486.55 is: 245,916,729.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,495,403.35 : 249,743,105.03 = 163,944,486.55 : x
  2. Step 2: Convert to fraction form
    166,495,403.35/249,743,105.03 = 163,944,486.55/x
  3. Step 3: Cross multiply
    166,495,403.35x = 249,743,105.03 × 163,944,486.55
  4. Step 4: Simplify right side
    166,495,403.35x = 40,944,005,122,726,352
  5. Step 5: Solve for x
    x = 40,944,005,122,726,352/166,495,403.35
  6. Step 6: Final answer
    x = 245,916,729.83

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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.