Home / 175,879,470.40-263,819,205.60-85,180,206.40

Finding the Fourth Proportional to 175,879,470.40, 263,819,205.60 and 85,180,206.40

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Solution

The fourth proportional to 175,879,470.40, 263,819,205.60 and 85,180,206.40 is: 127,770,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,879,470.40 : 263,819,205.60 = 85,180,206.40 : x
  2. Step 2: Convert to fraction form
    175,879,470.40/263,819,205.60 = 85,180,206.40/x
  3. Step 3: Cross multiply
    175,879,470.40x = 263,819,205.60 × 85,180,206.40
  4. Step 4: Simplify right side
    175,879,470.40x = 22,472,174,385,292,036
  5. Step 5: Solve for x
    x = 22,472,174,385,292,036/175,879,470.40
  6. Step 6: Final answer
    x = 127,770,309.60

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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.