Home / 136,852,535.28-205,309,440.40-45,973,645.68

Finding the Fourth Proportional to 136,852,535.28, 205,309,440.40 and 45,973,645.68

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Solution

The fourth proportional to 136,852,535.28, 205,309,440.40 and 45,973,645.68 is: 68,970,760.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,852,535.28 : 205,309,440.40 = 45,973,645.68 : x
  2. Step 2: Convert to fraction form
    136,852,535.28/205,309,440.40 = 45,973,645.68/x
  3. Step 3: Cross multiply
    136,852,535.28x = 205,309,440.40 × 45,973,645.68
  4. Step 4: Simplify right side
    136,852,535.28x = 9,438,823,467,708,678
  5. Step 5: Solve for x
    x = 9,438,823,467,708,678/136,852,535.28
  6. Step 6: Final answer
    x = 68,970,760.74

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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.