Home / 834,088,745.85-1,151,042,471.97-462,870,515.13

Finding the Fourth Proportional to 834,088,745.85, 1,151,042,471.97 and 462,870,515.13

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Solution

The fourth proportional to 834,088,745.85, 1,151,042,471.97 and 462,870,515.13 is: 638,761,312.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,088,745.85 : 1,151,042,471.97 = 462,870,515.13 : x
  2. Step 2: Convert to fraction form
    834,088,745.85/1,151,042,471.97 = 462,870,515.13/x
  3. Step 3: Cross multiply
    834,088,745.85x = 1,151,042,471.97 × 462,870,515.13
  4. Step 4: Simplify right side
    834,088,745.85x = 532,783,621,937,262,464
  5. Step 5: Solve for x
    x = 532,783,621,937,262,464/834,088,745.85
  6. Step 6: Final answer
    x = 638,761,312.38

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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.