Home / 247,299,531,785.64-370,970,665,863.76-68,225,518,582.92

Finding the Fourth Proportional to 247,299,531,785.64, 370,970,665,863.76 and 68,225,518,582.92

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Solution

The fourth proportional to 247,299,531,785.64, 370,970,665,863.76 and 68,225,518,582.92 is: 102,344,172,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,299,531,785.64 : 370,970,665,863.76 = 68,225,518,582.92 : x
  2. Step 2: Convert to fraction form
    247,299,531,785.64/370,970,665,863.76 = 68,225,518,582.92/x
  3. Step 3: Cross multiply
    247,299,531,785.64x = 370,970,665,863.76 × 68,225,518,582.92
  4. Step 4: Simplify right side
    247,299,531,785.64x = 25,309,666,057,606,165,168,128
  5. Step 5: Solve for x
    x = 25,309,666,057,606,165,168,128/247,299,531,785.64
  6. Step 6: Final answer
    x = 102,344,172,974.60

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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.