Home / 38,799,965,340.18-58,199,560,016.82-12,270,486,421.49

Finding the Fourth Proportional to 38,799,965,340.18, 58,199,560,016.82 and 12,270,486,421.49

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Solution

The fourth proportional to 38,799,965,340.18, 58,199,560,016.82 and 12,270,486,421.49 is: 18,405,606,929.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,799,965,340.18 : 58,199,560,016.82 = 12,270,486,421.49 : x
  2. Step 2: Convert to fraction form
    38,799,965,340.18/58,199,560,016.82 = 12,270,486,421.49/x
  3. Step 3: Cross multiply
    38,799,965,340.18x = 58,199,560,016.82 × 12,270,486,421.49
  4. Step 4: Simplify right side
    38,799,965,340.18x = 714,136,910,922,803,445,760
  5. Step 5: Solve for x
    x = 714,136,910,922,803,445,760/38,799,965,340.18
  6. Step 6: Final answer
    x = 18,405,606,929.33

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1.5x scale

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.