Home / 162,353,439.70-243,570,764.86-47,337,982.03

Finding the Fourth Proportional to 162,353,439.70, 243,570,764.86 and 47,337,982.03

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Solution

The fourth proportional to 162,353,439.70, 243,570,764.86 and 47,337,982.03 is: 71,018,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,353,439.70 : 243,570,764.86 = 47,337,982.03 : x
  2. Step 2: Convert to fraction form
    162,353,439.70/243,570,764.86 = 47,337,982.03/x
  3. Step 3: Cross multiply
    162,353,439.70x = 243,570,764.86 × 47,337,982.03
  4. Step 4: Simplify right side
    162,353,439.70x = 11,530,148,490,428,192
  5. Step 5: Solve for x
    x = 11,530,148,490,428,192/162,353,439.70
  6. Step 6: Final answer
    x = 71,018,812.48

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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.