Home / 269,446,068.32-371,833,408.32-156,426,047.12

Finding the Fourth Proportional to 269,446,068.32, 371,833,408.32 and 156,426,047.12

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Solution

The fourth proportional to 269,446,068.32, 371,833,408.32 and 156,426,047.12 is: 215,866,687.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,446,068.32 : 371,833,408.32 = 156,426,047.12 : x
  2. Step 2: Convert to fraction form
    269,446,068.32/371,833,408.32 = 156,426,047.12/x
  3. Step 3: Cross multiply
    269,446,068.32x = 371,833,408.32 × 156,426,047.12
  4. Step 4: Simplify right side
    269,446,068.32x = 58,164,430,250,654,520
  5. Step 5: Solve for x
    x = 58,164,430,250,654,520/269,446,068.32
  6. Step 6: Final answer
    x = 215,866,687.58

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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.