Home / 808,472,437.38-1,212,805,468.74-248,160,873.53

Finding the Fourth Proportional to 808,472,437.38, 1,212,805,468.74 and 248,160,873.53

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Solution

The fourth proportional to 808,472,437.38, 1,212,805,468.74 and 248,160,873.53 is: 372,271,026.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,472,437.38 : 1,212,805,468.74 = 248,160,873.53 : x
  2. Step 2: Convert to fraction form
    808,472,437.38/1,212,805,468.74 = 248,160,873.53/x
  3. Step 3: Cross multiply
    808,472,437.38x = 1,212,805,468.74 × 248,160,873.53
  4. Step 4: Simplify right side
    808,472,437.38x = 300,970,864,538,415,488
  5. Step 5: Solve for x
    x = 300,970,864,538,415,488/808,472,437.38
  6. Step 6: Final answer
    x = 372,271,026.97

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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.