Home / 313,057,977.09-467,478,810.11-255,664,098.69

Finding the Fourth Proportional to 313,057,977.09, 467,478,810.11 and 255,664,098.69

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Solution

The fourth proportional to 313,057,977.09, 467,478,810.11 and 255,664,098.69 is: 381,774,487.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,057,977.09 : 467,478,810.11 = 255,664,098.69 : x
  2. Step 2: Convert to fraction form
    313,057,977.09/467,478,810.11 = 255,664,098.69/x
  3. Step 3: Cross multiply
    313,057,977.09x = 467,478,810.11 × 255,664,098.69
  4. Step 4: Simplify right side
    313,057,977.09x = 119,517,548,643,446,816
  5. Step 5: Solve for x
    x = 119,517,548,643,446,816/313,057,977.09
  6. Step 6: Final answer
    x = 381,774,487.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.