Home / 142,577,586.99-196,917,557.36-96,358,753.71

Finding the Fourth Proportional to 142,577,586.99, 196,917,557.36 and 96,358,753.71

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Solution

The fourth proportional to 142,577,586.99, 196,917,557.36 and 96,358,753.71 is: 133,083,542.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,577,586.99 : 196,917,557.36 = 96,358,753.71 : x
  2. Step 2: Convert to fraction form
    142,577,586.99/196,917,557.36 = 96,358,753.71/x
  3. Step 3: Cross multiply
    142,577,586.99x = 196,917,557.36 × 96,358,753.71
  4. Step 4: Simplify right side
    142,577,586.99x = 18,974,730,410,345,240
  5. Step 5: Solve for x
    x = 18,974,730,410,345,240/142,577,586.99
  6. Step 6: Final answer
    x = 133,083,542.87

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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.