Home / 226,771,815.61-312,778,026.96-171,019,585.57

Finding the Fourth Proportional to 226,771,815.61, 312,778,026.96 and 171,019,585.57

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Solution

The fourth proportional to 226,771,815.61, 312,778,026.96 and 171,019,585.57 is: 235,881,026.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,771,815.61 : 312,778,026.96 = 171,019,585.57 : x
  2. Step 2: Convert to fraction form
    226,771,815.61/312,778,026.96 = 171,019,585.57/x
  3. Step 3: Cross multiply
    226,771,815.61x = 312,778,026.96 × 171,019,585.57
  4. Step 4: Simplify right side
    226,771,815.61x = 53,491,168,546,101,480
  5. Step 5: Solve for x
    x = 53,491,168,546,101,480/226,771,815.61
  6. Step 6: Final answer
    x = 235,881,026.05

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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.