Home / 185,783,598.19-278,784,065.00-69,279,441.41

Finding the Fourth Proportional to 185,783,598.19, 278,784,065.00 and 69,279,441.41

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Solution

The fourth proportional to 185,783,598.19, 278,784,065.00 and 69,279,441.41 is: 103,959,684.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,783,598.19 : 278,784,065.00 = 69,279,441.41 : x
  2. Step 2: Convert to fraction form
    185,783,598.19/278,784,065.00 = 69,279,441.41/x
  3. Step 3: Cross multiply
    185,783,598.19x = 278,784,065.00 × 69,279,441.41
  4. Step 4: Simplify right side
    185,783,598.19x = 19,314,004,298,079,288
  5. Step 5: Solve for x
    x = 19,314,004,298,079,288/185,783,598.19
  6. Step 6: Final answer
    x = 103,959,684.74

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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.