Home / 130,124,820.92-195,180,046.80-95,145,780.33

Finding the Fourth Proportional to 130,124,820.92, 195,180,046.80 and 95,145,780.33

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Solution

The fourth proportional to 130,124,820.92, 195,180,046.80 and 95,145,780.33 is: 142,713,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,124,820.92 : 195,180,046.80 = 95,145,780.33 : x
  2. Step 2: Convert to fraction form
    130,124,820.92/195,180,046.80 = 95,145,780.33/x
  3. Step 3: Cross multiply
    130,124,820.92x = 195,180,046.80 × 95,145,780.33
  4. Step 4: Simplify right side
    130,124,820.92x = 18,570,557,857,275,120
  5. Step 5: Solve for x
    x = 18,570,557,857,275,120/130,124,820.92
  6. Step 6: Final answer
    x = 142,713,417.21

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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.