Home / 267,070,036.80-400,605,055.20-198,195,283.20

Finding the Fourth Proportional to 267,070,036.80, 400,605,055.20 and 198,195,283.20

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Solution

The fourth proportional to 267,070,036.80, 400,605,055.20 and 198,195,283.20 is: 297,292,924.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,070,036.80 : 400,605,055.20 = 198,195,283.20 : x
  2. Step 2: Convert to fraction form
    267,070,036.80/400,605,055.20 = 198,195,283.20/x
  3. Step 3: Cross multiply
    267,070,036.80x = 400,605,055.20 × 198,195,283.20
  4. Step 4: Simplify right side
    267,070,036.80x = 79,398,032,366,715,632
  5. Step 5: Solve for x
    x = 79,398,032,366,715,632/267,070,036.80
  6. Step 6: Final answer
    x = 297,292,924.80

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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.