Home / 97,743,302.70-146,697,622.65-40,276,815.90

Finding the Fourth Proportional to 97,743,302.70, 146,697,622.65 and 40,276,815.90

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Solution

The fourth proportional to 97,743,302.70, 146,697,622.65 and 40,276,815.90 is: 60,449,288.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,743,302.70 : 146,697,622.65 = 40,276,815.90 : x
  2. Step 2: Convert to fraction form
    97,743,302.70/146,697,622.65 = 40,276,815.90/x
  3. Step 3: Cross multiply
    97,743,302.70x = 146,697,622.65 × 40,276,815.90
  4. Step 4: Simplify right side
    97,743,302.70x = 5,908,513,140,441,720
  5. Step 5: Solve for x
    x = 5,908,513,140,441,720/97,743,302.70
  6. Step 6: Final answer
    x = 60,449,288.87

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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.