Home / 322,835,459.52-445,523,688-176,165,791.68

Finding the Fourth Proportional to 322,835,459.52, 445,523,688 and 176,165,791.68

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Solution

The fourth proportional to 322,835,459.52, 445,523,688 and 176,165,791.68 is: 243,114,660.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,835,459.52 : 445,523,688 = 176,165,791.68 : x
  2. Step 2: Convert to fraction form
    322,835,459.52/445,523,688 = 176,165,791.68/x
  3. Step 3: Cross multiply
    322,835,459.52x = 445,523,688 × 176,165,791.68
  4. Step 4: Simplify right side
    322,835,459.52x = 78,486,033,208,713,312
  5. Step 5: Solve for x
    x = 78,486,033,208,713,312/322,835,459.52
  6. Step 6: Final answer
    x = 243,114,660.72

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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.