Home / 1,908,524,118.80-2,862,786,178.20-1,418,748,093.20

Finding the Fourth Proportional to 1,908,524,118.80, 2,862,786,178.20 and 1,418,748,093.20

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Solution

The fourth proportional to 1,908,524,118.80, 2,862,786,178.20 and 1,418,748,093.20 is: 2,128,122,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,524,118.80 : 2,862,786,178.20 = 1,418,748,093.20 : x
  2. Step 2: Convert to fraction form
    1,908,524,118.80/2,862,786,178.20 = 1,418,748,093.20/x
  3. Step 3: Cross multiply
    1,908,524,118.80x = 2,862,786,178.20 × 1,418,748,093.20
  4. Step 4: Simplify right side
    1,908,524,118.80x = 4,061,572,431,560,565,248
  5. Step 5: Solve for x
    x = 4,061,572,431,560,565,248/1,908,524,118.80
  6. Step 6: Final answer
    x = 2,128,122,139.80

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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.