Home / 113,158,269.70-156,159,817.85-68,503,650.50

Finding the Fourth Proportional to 113,158,269.70, 156,159,817.85 and 68,503,650.50

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Solution

The fourth proportional to 113,158,269.70, 156,159,817.85 and 68,503,650.50 is: 94,535,888.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,158,269.70 : 156,159,817.85 = 68,503,650.50 : x
  2. Step 2: Convert to fraction form
    113,158,269.70/156,159,817.85 = 68,503,650.50/x
  3. Step 3: Cross multiply
    113,158,269.70x = 156,159,817.85 × 68,503,650.50
  4. Step 4: Simplify right side
    113,158,269.70x = 10,697,517,584,701,720
  5. Step 5: Solve for x
    x = 10,697,517,584,701,720/113,158,269.70
  6. Step 6: Final answer
    x = 94,535,888.66

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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.