Home / 1,090,396,267,371.30-1,635,627,721,909.40-374,090,166,778.70

Finding the Fourth Proportional to 1,090,396,267,371.30, 1,635,627,721,909.40 and 374,090,166,778.70

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Solution

The fourth proportional to 1,090,396,267,371.30, 1,635,627,721,909.40 and 374,090,166,778.70 is: 561,146,681,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,396,267,371.30 : 1,635,627,721,909.40 = 374,090,166,778.70 : x
  2. Step 2: Convert to fraction form
    1,090,396,267,371.30/1,635,627,721,909.40 = 374,090,166,778.70/x
  3. Step 3: Cross multiply
    1,090,396,267,371.30x = 1,635,627,721,909.40 × 374,090,166,778.70
  4. Step 4: Simplify right side
    1,090,396,267,371.30x = 611,872,247,276,952,510,005,248
  5. Step 5: Solve for x
    x = 611,872,247,276,952,510,005,248/1,090,396,267,371.30
  6. Step 6: Final answer
    x = 561,146,681,794.90

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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.