Home / 111,834,734.90-167,652,375.15-43,661,570.90

Finding the Fourth Proportional to 111,834,734.90, 167,652,375.15 and 43,661,570.90

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Solution

The fourth proportional to 111,834,734.90, 167,652,375.15 and 43,661,570.90 is: 65,453,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,834,734.90 : 167,652,375.15 = 43,661,570.90 : x
  2. Step 2: Convert to fraction form
    111,834,734.90/167,652,375.15 = 43,661,570.90/x
  3. Step 3: Cross multiply
    111,834,734.90x = 167,652,375.15 × 43,661,570.90
  4. Step 4: Simplify right side
    111,834,734.90x = 7,319,966,064,165,123
  5. Step 5: Solve for x
    x = 7,319,966,064,165,123/111,834,734.90
  6. Step 6: Final answer
    x = 65,453,421.70

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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.