Home / 151,848,540.62-209,549,942.74-82,232,328.41

Finding the Fourth Proportional to 151,848,540.62, 209,549,942.74 and 82,232,328.41

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Solution

The fourth proportional to 151,848,540.62, 209,549,942.74 and 82,232,328.41 is: 113,480,048.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,848,540.62 : 209,549,942.74 = 82,232,328.41 : x
  2. Step 2: Convert to fraction form
    151,848,540.62/209,549,942.74 = 82,232,328.41/x
  3. Step 3: Cross multiply
    151,848,540.62x = 209,549,942.74 × 82,232,328.41
  4. Step 4: Simplify right side
    151,848,540.62x = 17,231,779,709,692,376
  5. Step 5: Solve for x
    x = 17,231,779,709,692,376/151,848,540.62
  6. Step 6: Final answer
    x = 113,480,048.21

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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.