Home / 867,554,265.15-1,196,925,600.33-554,471,743.23

Finding the Fourth Proportional to 867,554,265.15, 1,196,925,600.33 and 554,471,743.23

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Solution

The fourth proportional to 867,554,265.15, 1,196,925,600.33 and 554,471,743.23 is: 764,979,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,554,265.15 : 1,196,925,600.33 = 554,471,743.23 : x
  2. Step 2: Convert to fraction form
    867,554,265.15/1,196,925,600.33 = 554,471,743.23/x
  3. Step 3: Cross multiply
    867,554,265.15x = 1,196,925,600.33 × 554,471,743.23
  4. Step 4: Simplify right side
    867,554,265.15x = 663,661,424,131,589,376
  5. Step 5: Solve for x
    x = 663,661,424,131,589,376/867,554,265.15
  6. Step 6: Final answer
    x = 764,979,726.10

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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.