Home / 144,108,480.22-216,130,304.40-66,310,758.52

Finding the Fourth Proportional to 144,108,480.22, 216,130,304.40 and 66,310,758.52

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Solution

The fourth proportional to 144,108,480.22, 216,130,304.40 and 66,310,758.52 is: 99,451,221.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,108,480.22 : 216,130,304.40 = 66,310,758.52 : x
  2. Step 2: Convert to fraction form
    144,108,480.22/216,130,304.40 = 66,310,758.52/x
  3. Step 3: Cross multiply
    144,108,480.22x = 216,130,304.40 × 66,310,758.52
  4. Step 4: Simplify right side
    144,108,480.22x = 14,331,764,423,922,494
  5. Step 5: Solve for x
    x = 14,331,764,423,922,494/144,108,480.22
  6. Step 6: Final answer
    x = 99,451,221.76

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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.