Home / 472,479,203.31-708,752,859.38-181,346,326.53

Finding the Fourth Proportional to 472,479,203.31, 708,752,859.38 and 181,346,326.53

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Solution

The fourth proportional to 472,479,203.31, 708,752,859.38 and 181,346,326.53 is: 272,032,560.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,479,203.31 : 708,752,859.38 = 181,346,326.53 : x
  2. Step 2: Convert to fraction form
    472,479,203.31/708,752,859.38 = 181,346,326.53/x
  3. Step 3: Cross multiply
    472,479,203.31x = 708,752,859.38 × 181,346,326.53
  4. Step 4: Simplify right side
    472,479,203.31x = 128,529,727,466,196,656
  5. Step 5: Solve for x
    x = 128,529,727,466,196,656/472,479,203.31
  6. Step 6: Final answer
    x = 272,032,560.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.