Home / 317,022,358.22-437,494,022.98-177,790,129.82

Finding the Fourth Proportional to 317,022,358.22, 437,494,022.98 and 177,790,129.82

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Solution

The fourth proportional to 317,022,358.22, 437,494,022.98 and 177,790,129.82 is: 245,352,156.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,022,358.22 : 437,494,022.98 = 177,790,129.82 : x
  2. Step 2: Convert to fraction form
    317,022,358.22/437,494,022.98 = 177,790,129.82/x
  3. Step 3: Cross multiply
    317,022,358.22x = 437,494,022.98 × 177,790,129.82
  4. Step 4: Simplify right side
    317,022,358.22x = 77,782,119,141,088,256
  5. Step 5: Solve for x
    x = 77,782,119,141,088,256/317,022,358.22
  6. Step 6: Final answer
    x = 245,352,156.16

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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.