Home / 65,239,340.20-97,859,010.30-43,740,255.40

Finding the Fourth Proportional to 65,239,340.20, 97,859,010.30 and 43,740,255.40

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Solution

The fourth proportional to 65,239,340.20, 97,859,010.30 and 43,740,255.40 is: 65,610,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,239,340.20 : 97,859,010.30 = 43,740,255.40 : x
  2. Step 2: Convert to fraction form
    65,239,340.20/97,859,010.30 = 43,740,255.40/x
  3. Step 3: Cross multiply
    65,239,340.20x = 97,859,010.30 × 43,740,255.40
  4. Step 4: Simplify right side
    65,239,340.20x = 4,280,378,103,713,230.50
  5. Step 5: Solve for x
    x = 4,280,378,103,713,230.50/65,239,340.20
  6. Step 6: Final answer
    x = 65,610,383.10

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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.