Home / 118,098,008.20-177,147,012.30-53,403,923.80

Finding the Fourth Proportional to 118,098,008.20, 177,147,012.30 and 53,403,923.80

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Solution

The fourth proportional to 118,098,008.20, 177,147,012.30 and 53,403,923.80 is: 80,105,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,008.20 : 177,147,012.30 = 53,403,923.80 : x
  2. Step 2: Convert to fraction form
    118,098,008.20/177,147,012.30 = 53,403,923.80/x
  3. Step 3: Cross multiply
    118,098,008.20x = 177,147,012.30 × 53,403,923.80
  4. Step 4: Simplify right side
    118,098,008.20x = 9,460,345,546,266,862
  5. Step 5: Solve for x
    x = 9,460,345,546,266,862/118,098,008.20
  6. Step 6: Final answer
    x = 80,105,885.70

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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.