Home / 149,086,816.04-205,283,510.10-148,656,348.82

Finding the Fourth Proportional to 149,086,816.04, 205,283,510.10 and 148,656,348.82

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Solution

The fourth proportional to 149,086,816.04, 205,283,510.10 and 148,656,348.82 is: 204,690,782.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,086,816.04 : 205,283,510.10 = 148,656,348.82 : x
  2. Step 2: Convert to fraction form
    149,086,816.04/205,283,510.10 = 148,656,348.82/x
  3. Step 3: Cross multiply
    149,086,816.04x = 205,283,510.10 × 148,656,348.82
  4. Step 4: Simplify right side
    149,086,816.04x = 30,516,697,084,419,592
  5. Step 5: Solve for x
    x = 30,516,697,084,419,592/149,086,816.04
  6. Step 6: Final answer
    x = 204,690,782.83

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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.