Home / 178,745,544.57-268,113,360.57-47,588,945.30

Finding the Fourth Proportional to 178,745,544.57, 268,113,360.57 and 47,588,945.30

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Solution

The fourth proportional to 178,745,544.57, 268,113,360.57 and 47,588,945.30 is: 71,382,098.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,745,544.57 : 268,113,360.57 = 47,588,945.30 : x
  2. Step 2: Convert to fraction form
    178,745,544.57/268,113,360.57 = 47,588,945.30/x
  3. Step 3: Cross multiply
    178,745,544.57x = 268,113,360.57 × 47,588,945.30
  4. Step 4: Simplify right side
    178,745,544.57x = 12,759,232,049,024,340
  5. Step 5: Solve for x
    x = 12,759,232,049,024,340/178,745,544.57
  6. Step 6: Final answer
    x = 71,382,098.39

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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.