Home / 403,055,056.10-556,155,986.55-226,832,541.95

Finding the Fourth Proportional to 403,055,056.10, 556,155,986.55 and 226,832,541.95

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Solution

The fourth proportional to 403,055,056.10, 556,155,986.55 and 226,832,541.95 is: 312,995,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,055,056.10 : 556,155,986.55 = 226,832,541.95 : x
  2. Step 2: Convert to fraction form
    403,055,056.10/556,155,986.55 = 226,832,541.95/x
  3. Step 3: Cross multiply
    403,055,056.10x = 556,155,986.55 × 226,832,541.95
  4. Step 4: Simplify right side
    403,055,056.10x = 126,154,276,149,846,496
  5. Step 5: Solve for x
    x = 126,154,276,149,846,496/403,055,056.10
  6. Step 6: Final answer
    x = 312,995,146.05

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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.