Home / 3,811,912,622.13-5,260,567,154.19-2,118,438,631.70

Finding the Fourth Proportional to 3,811,912,622.13, 5,260,567,154.19 and 2,118,438,631.70

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Solution

The fourth proportional to 3,811,912,622.13, 5,260,567,154.19 and 2,118,438,631.70 is: 2,923,516,299.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,912,622.13 : 5,260,567,154.19 = 2,118,438,631.70 : x
  2. Step 2: Convert to fraction form
    3,811,912,622.13/5,260,567,154.19 = 2,118,438,631.70/x
  3. Step 3: Cross multiply
    3,811,912,622.13x = 5,260,567,154.19 × 2,118,438,631.70
  4. Step 4: Simplify right side
    3,811,912,622.13x = 11,144,188,684,088,225,792
  5. Step 5: Solve for x
    x = 11,144,188,684,088,225,792/3,811,912,622.13
  6. Step 6: Final answer
    x = 2,923,516,299.77

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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.