Home / 185,783,598.94-278,784,066.13-69,279,442.17

Finding the Fourth Proportional to 185,783,598.94, 278,784,066.13 and 69,279,442.17

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Solution

The fourth proportional to 185,783,598.94, 278,784,066.13 and 69,279,442.17 is: 103,959,685.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,783,598.94 : 278,784,066.13 = 69,279,442.17 : x
  2. Step 2: Convert to fraction form
    185,783,598.94/278,784,066.13 = 69,279,442.17/x
  3. Step 3: Cross multiply
    185,783,598.94x = 278,784,066.13 × 69,279,442.17
  4. Step 4: Simplify right side
    185,783,598.94x = 19,314,004,585,976,872
  5. Step 5: Solve for x
    x = 19,314,004,585,976,872/185,783,598.94
  6. Step 6: Final answer
    x = 103,959,685.87

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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.