Home / 243,476,672.66-335,961,926.25-148,058,504.18

Finding the Fourth Proportional to 243,476,672.66, 335,961,926.25 and 148,058,504.18

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Solution

The fourth proportional to 243,476,672.66, 335,961,926.25 and 148,058,504.18 is: 204,298,915.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,476,672.66 : 335,961,926.25 = 148,058,504.18 : x
  2. Step 2: Convert to fraction form
    243,476,672.66/335,961,926.25 = 148,058,504.18/x
  3. Step 3: Cross multiply
    243,476,672.66x = 335,961,926.25 × 148,058,504.18
  4. Step 4: Simplify right side
    243,476,672.66x = 49,742,020,262,006,480
  5. Step 5: Solve for x
    x = 49,742,020,262,006,480/243,476,672.66
  6. Step 6: Final answer
    x = 204,298,915.86

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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.