Home / 166,508,915,199.90-249,733,848,833.24-75,729,068,086.04

Finding the Fourth Proportional to 166,508,915,199.90, 249,733,848,833.24 and 75,729,068,086.04

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Solution

The fourth proportional to 166,508,915,199.90, 249,733,848,833.24 and 75,729,068,086.04 is: 113,580,174,484.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,508,915,199.90 : 249,733,848,833.24 = 75,729,068,086.04 : x
  2. Step 2: Convert to fraction form
    166,508,915,199.90/249,733,848,833.24 = 75,729,068,086.04/x
  3. Step 3: Cross multiply
    166,508,915,199.90x = 249,733,848,833.24 × 75,729,068,086.04
  4. Step 4: Simplify right side
    166,508,915,199.90x = 18,912,111,641,681,752,752,128
  5. Step 5: Solve for x
    x = 18,912,111,641,681,752,752,128/166,508,915,199.90
  6. Step 6: Final answer
    x = 113,580,174,484.81

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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.