Home / 2,988,678,811,395.20-4,124,380,737,080.40-1,618,456,626,397.10

Finding the Fourth Proportional to 2,988,678,811,395.20, 4,124,380,737,080.40 and 1,618,456,626,397.10

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Solution

The fourth proportional to 2,988,678,811,395.20, 4,124,380,737,080.40 and 1,618,456,626,397.10 is: 2,233,472,298,281.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,678,811,395.20 : 4,124,380,737,080.40 = 1,618,456,626,397.10 : x
  2. Step 2: Convert to fraction form
    2,988,678,811,395.20/4,124,380,737,080.40 = 1,618,456,626,397.10/x
  3. Step 3: Cross multiply
    2,988,678,811,395.20x = 4,124,380,737,080.40 × 1,618,456,626,397.10
  4. Step 4: Simplify right side
    2,988,678,811,395.20x = 6,675,131,333,712,328,844,640,256
  5. Step 5: Solve for x
    x = 6,675,131,333,712,328,844,640,256/2,988,678,811,395.20
  6. Step 6: Final answer
    x = 2,233,472,298,281.59

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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.