Home / 1,898,517,785.16-2,620,862,950.28-1,264,493,406.90

Finding the Fourth Proportional to 1,898,517,785.16, 2,620,862,950.28 and 1,264,493,406.90

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Solution

The fourth proportional to 1,898,517,785.16, 2,620,862,950.28 and 1,264,493,406.90 is: 1,745,605,938.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,517,785.16 : 2,620,862,950.28 = 1,264,493,406.90 : x
  2. Step 2: Convert to fraction form
    1,898,517,785.16/2,620,862,950.28 = 1,264,493,406.90/x
  3. Step 3: Cross multiply
    1,898,517,785.16x = 2,620,862,950.28 × 1,264,493,406.90
  4. Step 4: Simplify right side
    1,898,517,785.16x = 3,314,063,921,011,220,480
  5. Step 5: Solve for x
    x = 3,314,063,921,011,220,480/1,898,517,785.16
  6. Step 6: Final answer
    x = 1,745,605,938.97

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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.