Home / 1,790,172,551.02-2,470,110,171.87-997,198,796.38

Finding the Fourth Proportional to 1,790,172,551.02, 2,470,110,171.87 and 997,198,796.38

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Solution

The fourth proportional to 1,790,172,551.02, 2,470,110,171.87 and 997,198,796.38 is: 1,375,951,658.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,172,551.02 : 2,470,110,171.87 = 997,198,796.38 : x
  2. Step 2: Convert to fraction form
    1,790,172,551.02/2,470,110,171.87 = 997,198,796.38/x
  3. Step 3: Cross multiply
    1,790,172,551.02x = 2,470,110,171.87 × 997,198,796.38
  4. Step 4: Simplify right side
    1,790,172,551.02x = 2,463,190,890,314,758,656
  5. Step 5: Solve for x
    x = 2,463,190,890,314,758,656/1,790,172,551.02
  6. Step 6: Final answer
    x = 1,375,951,658.35

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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.