Home / 71,043,900.80-106,534,358.40-32,685,670.40

Finding the Fourth Proportional to 71,043,900.80, 106,534,358.40 and 32,685,670.40

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Solution

The fourth proportional to 71,043,900.80, 106,534,358.40 and 32,685,670.40 is: 49,014,016.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,043,900.80 : 106,534,358.40 = 32,685,670.40 : x
  2. Step 2: Convert to fraction form
    71,043,900.80/106,534,358.40 = 32,685,670.40/x
  3. Step 3: Cross multiply
    71,043,900.80x = 106,534,358.40 × 32,685,670.40
  4. Step 4: Simplify right side
    71,043,900.80x = 3,482,146,924,937,871.50
  5. Step 5: Solve for x
    x = 3,482,146,924,937,871.50/71,043,900.80
  6. Step 6: Final answer
    x = 49,014,016.48

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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.