Home / 322,748,790,328.22-445,393,499,733.78-176,263,257,122.70

Finding the Fourth Proportional to 322,748,790,328.22, 445,393,499,733.78 and 176,263,257,122.70

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Solution

The fourth proportional to 322,748,790,328.22, 445,393,499,733.78 and 176,263,257,122.70 is: 243,243,387,169.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,748,790,328.22 : 445,393,499,733.78 = 176,263,257,122.70 : x
  2. Step 2: Convert to fraction form
    322,748,790,328.22/445,393,499,733.78 = 176,263,257,122.70/x
  3. Step 3: Cross multiply
    322,748,790,328.22x = 445,393,499,733.78 × 176,263,257,122.70
  4. Step 4: Simplify right side
    322,748,790,328.22x = 78,506,508,964,354,488,008,704
  5. Step 5: Solve for x
    x = 78,506,508,964,354,488,008,704/322,748,790,328.22
  6. Step 6: Final answer
    x = 243,243,387,169.68

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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.