Home / 1,817,656,065.72-2,508,477,780.42-1,002,913,499.79

Finding the Fourth Proportional to 1,817,656,065.72, 2,508,477,780.42 and 1,002,913,499.79

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Solution

The fourth proportional to 1,817,656,065.72, 2,508,477,780.42 and 1,002,913,499.79 is: 1,384,082,653.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,656,065.72 : 2,508,477,780.42 = 1,002,913,499.79 : x
  2. Step 2: Convert to fraction form
    1,817,656,065.72/2,508,477,780.42 = 1,002,913,499.79/x
  3. Step 3: Cross multiply
    1,817,656,065.72x = 2,508,477,780.42 × 1,002,913,499.79
  4. Step 4: Simplify right side
    1,817,656,065.72x = 2,515,786,229,906,473,472
  5. Step 5: Solve for x
    x = 2,515,786,229,906,473,472/1,817,656,065.72
  6. Step 6: Final answer
    x = 1,384,082,653.12

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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.