Home / 282,735,358.08-424,055,797.20-78,284,100.48

Finding the Fourth Proportional to 282,735,358.08, 424,055,797.20 and 78,284,100.48

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Solution

The fourth proportional to 282,735,358.08, 424,055,797.20 and 78,284,100.48 is: 117,413,070.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,735,358.08 : 424,055,797.20 = 78,284,100.48 : x
  2. Step 2: Convert to fraction form
    282,735,358.08/424,055,797.20 = 78,284,100.48/x
  3. Step 3: Cross multiply
    282,735,358.08x = 424,055,797.20 × 78,284,100.48
  4. Step 4: Simplify right side
    282,735,358.08x = 33,196,826,637,131,304
  5. Step 5: Solve for x
    x = 33,196,826,637,131,304/282,735,358.08
  6. Step 6: Final answer
    x = 117,413,070.88

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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.