Home / 80,390,828.55-120,586,971.83-22,883,077.11

Finding the Fourth Proportional to 80,390,828.55, 120,586,971.83 and 22,883,077.11

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Solution

The fourth proportional to 80,390,828.55, 120,586,971.83 and 22,883,077.11 is: 34,324,823.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,390,828.55 : 120,586,971.83 = 22,883,077.11 : x
  2. Step 2: Convert to fraction form
    80,390,828.55/120,586,971.83 = 22,883,077.11/x
  3. Step 3: Cross multiply
    80,390,828.55x = 120,586,971.83 × 22,883,077.11
  4. Step 4: Simplify right side
    80,390,828.55x = 2,759,400,974,732,872.50
  5. Step 5: Solve for x
    x = 2,759,400,974,732,872.50/80,390,828.55
  6. Step 6: Final answer
    x = 34,324,823.17

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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.