Home / 166,061,612.72-249,116,191.50-51,055,811.48

Finding the Fourth Proportional to 166,061,612.72, 249,116,191.50 and 51,055,811.48

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Solution

The fourth proportional to 166,061,612.72, 249,116,191.50 and 51,055,811.48 is: 76,591,026.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,061,612.72 : 249,116,191.50 = 51,055,811.48 : x
  2. Step 2: Convert to fraction form
    166,061,612.72/249,116,191.50 = 51,055,811.48/x
  3. Step 3: Cross multiply
    166,061,612.72x = 249,116,191.50 × 51,055,811.48
  4. Step 4: Simplify right side
    166,061,612.72x = 12,718,829,309,839,578
  5. Step 5: Solve for x
    x = 12,718,829,309,839,578/166,061,612.72
  6. Step 6: Final answer
    x = 76,591,026.07

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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.