Home / 203,172,376.59-280,373,110.74-119,545,923.75

Finding the Fourth Proportional to 203,172,376.59, 280,373,110.74 and 119,545,923.75

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Solution

The fourth proportional to 203,172,376.59, 280,373,110.74 and 119,545,923.75 is: 164,970,568.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,172,376.59 : 280,373,110.74 = 119,545,923.75 : x
  2. Step 2: Convert to fraction form
    203,172,376.59/280,373,110.74 = 119,545,923.75/x
  3. Step 3: Cross multiply
    203,172,376.59x = 280,373,110.74 × 119,545,923.75
  4. Step 4: Simplify right side
    203,172,376.59x = 33,517,462,518,074,348
  5. Step 5: Solve for x
    x = 33,517,462,518,074,348/203,172,376.59
  6. Step 6: Final answer
    x = 164,970,568.74

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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.