Home / 2,721,869,719.20-4,082,804,578.80-783,172,951.20

Finding the Fourth Proportional to 2,721,869,719.20, 4,082,804,578.80 and 783,172,951.20

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Solution

The fourth proportional to 2,721,869,719.20, 4,082,804,578.80 and 783,172,951.20 is: 1,174,759,426.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,869,719.20 : 4,082,804,578.80 = 783,172,951.20 : x
  2. Step 2: Convert to fraction form
    2,721,869,719.20/4,082,804,578.80 = 783,172,951.20/x
  3. Step 3: Cross multiply
    2,721,869,719.20x = 4,082,804,578.80 × 783,172,951.20
  4. Step 4: Simplify right side
    2,721,869,719.20x = 3,197,542,111,151,669,248
  5. Step 5: Solve for x
    x = 3,197,542,111,151,669,248/2,721,869,719.20
  6. Step 6: Final answer
    x = 1,174,759,426.80

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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.