Home / 709,279,239.30-1,062,127,268.55-465,622,944.90

Finding the Fourth Proportional to 709,279,239.30, 1,062,127,268.55 and 465,622,944.90

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Solution

The fourth proportional to 709,279,239.30, 1,062,127,268.55 and 465,622,944.90 is: 697,258,285.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,279,239.30 : 1,062,127,268.55 = 465,622,944.90 : x
  2. Step 2: Convert to fraction form
    709,279,239.30/1,062,127,268.55 = 465,622,944.90/x
  3. Step 3: Cross multiply
    709,279,239.30x = 1,062,127,268.55 × 465,622,944.90
  4. Step 4: Simplify right side
    709,279,239.30x = 494,550,826,640,844,096
  5. Step 5: Solve for x
    x = 494,550,826,640,844,096/709,279,239.30
  6. Step 6: Final answer
    x = 697,258,285.93

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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.