Home / 54,182,251,392.14-74,754,638,032.82-31,311,056,871.01

Finding the Fourth Proportional to 54,182,251,392.14, 74,754,638,032.82 and 31,311,056,871.01

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Solution

The fourth proportional to 54,182,251,392.14, 74,754,638,032.82 and 31,311,056,871.01 is: 43,199,510,221.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,182,251,392.14 : 74,754,638,032.82 = 31,311,056,871.01 : x
  2. Step 2: Convert to fraction form
    54,182,251,392.14/74,754,638,032.82 = 31,311,056,871.01/x
  3. Step 3: Cross multiply
    54,182,251,392.14x = 74,754,638,032.82 × 31,311,056,871.01
  4. Step 4: Simplify right side
    54,182,251,392.14x = 2,340,646,722,817,567,752,192
  5. Step 5: Solve for x
    x = 2,340,646,722,817,567,752,192/54,182,251,392.14
  6. Step 6: Final answer
    x = 43,199,510,221.11

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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.