Home / 70,140,842.62-96,794,120.45-39,201,011.90

Finding the Fourth Proportional to 70,140,842.62, 96,794,120.45 and 39,201,011.90

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Solution

The fourth proportional to 70,140,842.62, 96,794,120.45 and 39,201,011.90 is: 54,097,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,140,842.62 : 96,794,120.45 = 39,201,011.90 : x
  2. Step 2: Convert to fraction form
    70,140,842.62/96,794,120.45 = 39,201,011.90/x
  3. Step 3: Cross multiply
    70,140,842.62x = 96,794,120.45 × 39,201,011.90
  4. Step 4: Simplify right side
    70,140,842.62x = 3,794,427,467,610,483.50
  5. Step 5: Solve for x
    x = 3,794,427,467,610,483.50/70,140,842.62
  6. Step 6: Final answer
    x = 54,097,260.97

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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.