Home / 194,488,195.16-268,390,551.33-106,381,422.16

Finding the Fourth Proportional to 194,488,195.16, 268,390,551.33 and 106,381,422.16

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Solution

The fourth proportional to 194,488,195.16, 268,390,551.33 and 106,381,422.16 is: 146,804,635.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,488,195.16 : 268,390,551.33 = 106,381,422.16 : x
  2. Step 2: Convert to fraction form
    194,488,195.16/268,390,551.33 = 106,381,422.16/x
  3. Step 3: Cross multiply
    194,488,195.16x = 268,390,551.33 × 106,381,422.16
  4. Step 4: Simplify right side
    194,488,195.16x = 28,551,768,544,120,904
  5. Step 5: Solve for x
    x = 28,551,768,544,120,904/194,488,195.16
  6. Step 6: Final answer
    x = 146,804,635.21

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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.