Home / 118,378,197.80-177,315,354.30-98,222,805.80

Finding the Fourth Proportional to 118,378,197.80, 177,315,354.30 and 98,222,805.80

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Solution

The fourth proportional to 118,378,197.80, 177,315,354.30 and 98,222,805.80 is: 147,125,162.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,378,197.80 : 177,315,354.30 = 98,222,805.80 : x
  2. Step 2: Convert to fraction form
    118,378,197.80/177,315,354.30 = 98,222,805.80/x
  3. Step 3: Cross multiply
    118,378,197.80x = 177,315,354.30 × 98,222,805.80
  4. Step 4: Simplify right side
    118,378,197.80x = 17,416,411,610,767,096
  5. Step 5: Solve for x
    x = 17,416,411,610,767,096/118,378,197.80
  6. Step 6: Final answer
    x = 147,125,162.69

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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.