Home / 313,057,976.09-467,478,808.62-255,664,097.69

Finding the Fourth Proportional to 313,057,976.09, 467,478,808.62 and 255,664,097.69

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Solution

The fourth proportional to 313,057,976.09, 467,478,808.62 and 255,664,097.69 is: 381,774,485.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,057,976.09 : 467,478,808.62 = 255,664,097.69 : x
  2. Step 2: Convert to fraction form
    313,057,976.09/467,478,808.62 = 255,664,097.69/x
  3. Step 3: Cross multiply
    313,057,976.09x = 467,478,808.62 × 255,664,097.69
  4. Step 4: Simplify right side
    313,057,976.09x = 119,517,547,791,732,352
  5. Step 5: Solve for x
    x = 119,517,547,791,732,352/313,057,976.09
  6. Step 6: Final answer
    x = 381,774,485.63

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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.