Home / 403,055,051.10-556,155,979.65-226,832,536.95

Finding the Fourth Proportional to 403,055,051.10, 556,155,979.65 and 226,832,536.95

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Solution

The fourth proportional to 403,055,051.10, 556,155,979.65 and 226,832,536.95 is: 312,995,139.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,055,051.10 : 556,155,979.65 = 226,832,536.95 : x
  2. Step 2: Convert to fraction form
    403,055,051.10/556,155,979.65 = 226,832,536.95/x
  3. Step 3: Cross multiply
    403,055,051.10x = 556,155,979.65 × 226,832,536.95
  4. Step 4: Simplify right side
    403,055,051.10x = 126,154,271,803,922,064
  5. Step 5: Solve for x
    x = 126,154,271,803,922,064/403,055,051.10
  6. Step 6: Final answer
    x = 312,995,139.15

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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.