Home / 166,002,447.30-249,003,670.95-163,734,965.70

Finding the Fourth Proportional to 166,002,447.30, 249,003,670.95 and 163,734,965.70

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Solution

The fourth proportional to 166,002,447.30, 249,003,670.95 and 163,734,965.70 is: 245,602,448.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,002,447.30 : 249,003,670.95 = 163,734,965.70 : x
  2. Step 2: Convert to fraction form
    166,002,447.30/249,003,670.95 = 163,734,965.70/x
  3. Step 3: Cross multiply
    166,002,447.30x = 249,003,670.95 × 163,734,965.70
  4. Step 4: Simplify right side
    166,002,447.30x = 40,770,607,522,172,328
  5. Step 5: Solve for x
    x = 40,770,607,522,172,328/166,002,447.30
  6. Step 6: Final answer
    x = 245,602,448.55

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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.