Home / 130,793,923.20-180,482,063.04-80,550,192

Finding the Fourth Proportional to 130,793,923.20, 180,482,063.04 and 80,550,192

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Solution

The fourth proportional to 130,793,923.20, 180,482,063.04 and 80,550,192 is: 111,150,919.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,793,923.20 : 180,482,063.04 = 80,550,192 : x
  2. Step 2: Convert to fraction form
    130,793,923.20/180,482,063.04 = 80,550,192/x
  3. Step 3: Cross multiply
    130,793,923.20x = 180,482,063.04 × 80,550,192
  4. Step 4: Simplify right side
    130,793,923.20x = 14,537,864,830,428,104
  5. Step 5: Solve for x
    x = 14,537,864,830,428,104/130,793,923.20
  6. Step 6: Final answer
    x = 111,150,919.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.