Home / 185,783,595.63-278,784,061.16-69,279,438.85

Finding the Fourth Proportional to 185,783,595.63, 278,784,061.16 and 69,279,438.85

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Solution

The fourth proportional to 185,783,595.63, 278,784,061.16 and 69,279,438.85 is: 103,959,680.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,783,595.63 : 278,784,061.16 = 69,279,438.85 : x
  2. Step 2: Convert to fraction form
    185,783,595.63/278,784,061.16 = 69,279,438.85/x
  3. Step 3: Cross multiply
    185,783,595.63x = 278,784,061.16 × 69,279,438.85
  4. Step 4: Simplify right side
    185,783,595.63x = 19,314,003,318,359,044
  5. Step 5: Solve for x
    x = 19,314,003,318,359,044/185,783,595.63
  6. Step 6: Final answer
    x = 103,959,680.90

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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.