Home / 162,115,913.56-243,188,819.35-52,941,656.80

Finding the Fourth Proportional to 162,115,913.56, 243,188,819.35 and 52,941,656.80

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Solution

The fourth proportional to 162,115,913.56, 243,188,819.35 and 52,941,656.80 is: 79,417,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,115,913.56 : 243,188,819.35 = 52,941,656.80 : x
  2. Step 2: Convert to fraction form
    162,115,913.56/243,188,819.35 = 52,941,656.80/x
  3. Step 3: Cross multiply
    162,115,913.56x = 243,188,819.35 × 52,941,656.80
  4. Step 4: Simplify right side
    162,115,913.56x = 12,874,819,011,624,898
  5. Step 5: Solve for x
    x = 12,874,819,011,624,898/162,115,913.56
  6. Step 6: Final answer
    x = 79,417,367.05

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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.