Home / 225,087,227.66-310,613,690.52-124,620,133.47

Finding the Fourth Proportional to 225,087,227.66, 310,613,690.52 and 124,620,133.47

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Solution

The fourth proportional to 225,087,227.66, 310,613,690.52 and 124,620,133.47 is: 171,972,083.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,087,227.66 : 310,613,690.52 = 124,620,133.47 : x
  2. Step 2: Convert to fraction form
    225,087,227.66/310,613,690.52 = 124,620,133.47/x
  3. Step 3: Cross multiply
    225,087,227.66x = 310,613,690.52 × 124,620,133.47
  4. Step 4: Simplify right side
    225,087,227.66x = 38,708,719,569,043,768
  5. Step 5: Solve for x
    x = 38,708,719,569,043,768/225,087,227.66
  6. Step 6: Final answer
    x = 171,972,083.76

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1.5x scale

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.