Home / 66,567,228.30-99,850,842.45-43,608,977.10

Finding the Fourth Proportional to 66,567,228.30, 99,850,842.45 and 43,608,977.10

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Solution

The fourth proportional to 66,567,228.30, 99,850,842.45 and 43,608,977.10 is: 65,413,465.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,567,228.30 : 99,850,842.45 = 43,608,977.10 : x
  2. Step 2: Convert to fraction form
    66,567,228.30/99,850,842.45 = 43,608,977.10/x
  3. Step 3: Cross multiply
    66,567,228.30x = 99,850,842.45 × 43,608,977.10
  4. Step 4: Simplify right side
    66,567,228.30x = 4,354,393,101,817,758
  5. Step 5: Solve for x
    x = 4,354,393,101,817,758/66,567,228.30
  6. Step 6: Final answer
    x = 65,413,465.65

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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.