Home / 111,810,310.20-167,809,943.70-43,701,881.40

Finding the Fourth Proportional to 111,810,310.20, 167,809,943.70 and 43,701,881.40

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Solution

The fourth proportional to 111,810,310.20, 167,809,943.70 and 43,701,881.40 is: 65,589,749.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,810,310.20 : 167,809,943.70 = 43,701,881.40 : x
  2. Step 2: Convert to fraction form
    111,810,310.20/167,809,943.70 = 43,701,881.40/x
  3. Step 3: Cross multiply
    111,810,310.20x = 167,809,943.70 × 43,701,881.40
  4. Step 4: Simplify right side
    111,810,310.20x = 7,333,610,257,318,076
  5. Step 5: Solve for x
    x = 7,333,610,257,318,076/111,810,310.20
  6. Step 6: Final answer
    x = 65,589,749.68

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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.