Home / 166,060,801.95-249,232,920.53-74,086,079.55

Finding the Fourth Proportional to 166,060,801.95, 249,232,920.53 and 74,086,079.55

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Solution

The fourth proportional to 166,060,801.95, 249,232,920.53 and 74,086,079.55 is: 111,192,344.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,060,801.95 : 249,232,920.53 = 74,086,079.55 : x
  2. Step 2: Convert to fraction form
    166,060,801.95/249,232,920.53 = 74,086,079.55/x
  3. Step 3: Cross multiply
    166,060,801.95x = 249,232,920.53 × 74,086,079.55
  4. Step 4: Simplify right side
    166,060,801.95x = 18,464,689,976,493,976
  5. Step 5: Solve for x
    x = 18,464,689,976,493,976/166,060,801.95
  6. Step 6: Final answer
    x = 111,192,344.97

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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.