Home / 403,055,052.60-556,155,981.72-226,832,538.45

Finding the Fourth Proportional to 403,055,052.60, 556,155,981.72 and 226,832,538.45

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Solution

The fourth proportional to 403,055,052.60, 556,155,981.72 and 226,832,538.45 is: 312,995,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,055,052.60 : 556,155,981.72 = 226,832,538.45 : x
  2. Step 2: Convert to fraction form
    403,055,052.60/556,155,981.72 = 226,832,538.45/x
  3. Step 3: Cross multiply
    403,055,052.60x = 556,155,981.72 × 226,832,538.45
  4. Step 4: Simplify right side
    403,055,052.60x = 126,154,273,107,699,392
  5. Step 5: Solve for x
    x = 126,154,273,107,699,392/403,055,052.60
  6. Step 6: Final answer
    x = 312,995,141.22

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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.