Home / 1,790,172,549.02-2,470,110,169.11-997,198,794.38

Finding the Fourth Proportional to 1,790,172,549.02, 2,470,110,169.11 and 997,198,794.38

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Solution

The fourth proportional to 1,790,172,549.02, 2,470,110,169.11 and 997,198,794.38 is: 1,375,951,655.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,172,549.02 : 2,470,110,169.11 = 997,198,794.38 : x
  2. Step 2: Convert to fraction form
    1,790,172,549.02/2,470,110,169.11 = 997,198,794.38/x
  3. Step 3: Cross multiply
    1,790,172,549.02x = 2,470,110,169.11 × 997,198,794.38
  4. Step 4: Simplify right side
    1,790,172,549.02x = 2,463,190,882,609,919,488
  5. Step 5: Solve for x
    x = 2,463,190,882,609,919,488/1,790,172,549.02
  6. Step 6: Final answer
    x = 1,375,951,655.59

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1.5x scale

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.