Home / 403,055,094.66-556,156,039.53-226,832,580.45

Finding the Fourth Proportional to 403,055,094.66, 556,156,039.53 and 226,832,580.45

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Solution

The fourth proportional to 403,055,094.66, 556,156,039.53 and 226,832,580.45 is: 312,995,199.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,055,094.66 : 556,156,039.53 = 226,832,580.45 : x
  2. Step 2: Convert to fraction form
    403,055,094.66/556,156,039.53 = 226,832,580.45/x
  3. Step 3: Cross multiply
    403,055,094.66x = 556,156,039.53 × 226,832,580.45
  4. Step 4: Simplify right side
    403,055,094.66x = 126,154,309,579,442,096
  5. Step 5: Solve for x
    x = 126,154,309,579,442,096/403,055,094.66
  6. Step 6: Final answer
    x = 312,995,199.05

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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.