Home / 3,990,113,752,987-5,506,767,386,187.80-2,427,690,929,398.90

Finding the Fourth Proportional to 3,990,113,752,987, 5,506,767,386,187.80 and 2,427,690,929,398.90

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Solution

The fourth proportional to 3,990,113,752,987, 5,506,767,386,187.80 and 2,427,690,929,398.90 is: 3,350,463,185,103.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,113,752,987 : 5,506,767,386,187.80 = 2,427,690,929,398.90 : x
  2. Step 2: Convert to fraction form
    3,990,113,752,987/5,506,767,386,187.80 = 2,427,690,929,398.90/x
  3. Step 3: Cross multiply
    3,990,113,752,987x = 5,506,767,386,187.80 × 2,427,690,929,398.90
  4. Step 4: Simplify right side
    3,990,113,752,987x = 13,368,729,233,757,811,152,781,312
  5. Step 5: Solve for x
    x = 13,368,729,233,757,811,152,781,312/3,990,113,752,987
  6. Step 6: Final answer
    x = 3,350,463,185,103.43

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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.