Home / 256,025,424.60-353,331,042.30-144,535,138.92

Finding the Fourth Proportional to 256,025,424.60, 353,331,042.30 and 144,535,138.92

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Solution

The fourth proportional to 256,025,424.60, 353,331,042.30 and 144,535,138.92 is: 199,467,499.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,025,424.60 : 353,331,042.30 = 144,535,138.92 : x
  2. Step 2: Convert to fraction form
    256,025,424.60/353,331,042.30 = 144,535,138.92/x
  3. Step 3: Cross multiply
    256,025,424.60x = 353,331,042.30 × 144,535,138.92
  4. Step 4: Simplify right side
    256,025,424.60x = 51,068,751,283,578,896
  5. Step 5: Solve for x
    x = 51,068,751,283,578,896/256,025,424.60
  6. Step 6: Final answer
    x = 199,467,499.62

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1.5x scale

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.