Home / 3,712,063,871.15-5,122,745,229.31-2,018,617,559.18

Finding the Fourth Proportional to 3,712,063,871.15, 5,122,745,229.31 and 2,018,617,559.18

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Solution

The fourth proportional to 3,712,063,871.15, 5,122,745,229.31 and 2,018,617,559.18 is: 2,785,745,027.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712,063,871.15 : 5,122,745,229.31 = 2,018,617,559.18 : x
  2. Step 2: Convert to fraction form
    3,712,063,871.15/5,122,745,229.31 = 2,018,617,559.18/x
  3. Step 3: Cross multiply
    3,712,063,871.15x = 5,122,745,229.31 × 2,018,617,559.18
  4. Step 4: Simplify right side
    3,712,063,871.15x = 10,340,863,471,080,497,152
  5. Step 5: Solve for x
    x = 10,340,863,471,080,497,152/3,712,063,871.15
  6. Step 6: Final answer
    x = 2,785,745,027.57

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Double scale
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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.