Home / 560,820,169.82-840,478,303.24-436,472,947.16

Finding the Fourth Proportional to 560,820,169.82, 840,478,303.24 and 436,472,947.16

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Solution

The fourth proportional to 560,820,169.82, 840,478,303.24 and 436,472,947.16 is: 654,124,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,820,169.82 : 840,478,303.24 = 436,472,947.16 : x
  2. Step 2: Convert to fraction form
    560,820,169.82/840,478,303.24 = 436,472,947.16/x
  3. Step 3: Cross multiply
    560,820,169.82x = 840,478,303.24 × 436,472,947.16
  4. Step 4: Simplify right side
    560,820,169.82x = 366,846,042,039,198,976
  5. Step 5: Solve for x
    x = 366,846,042,039,198,976/560,820,169.82
  6. Step 6: Final answer
    x = 654,124,194.85

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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.