Home / 149,691,408.10-224,537,112.15-84,970,204.90

Finding the Fourth Proportional to 149,691,408.10, 224,537,112.15 and 84,970,204.90

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Solution

The fourth proportional to 149,691,408.10, 224,537,112.15 and 84,970,204.90 is: 127,455,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,691,408.10 : 224,537,112.15 = 84,970,204.90 : x
  2. Step 2: Convert to fraction form
    149,691,408.10/224,537,112.15 = 84,970,204.90/x
  3. Step 3: Cross multiply
    149,691,408.10x = 224,537,112.15 × 84,970,204.90
  4. Step 4: Simplify right side
    149,691,408.10x = 19,078,964,427,039,780
  5. Step 5: Solve for x
    x = 19,078,964,427,039,780/149,691,408.10
  6. Step 6: Final answer
    x = 127,455,307.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.