Home / 109,255,038-163,861,296.60-31,526,477.34

Finding the Fourth Proportional to 109,255,038, 163,861,296.60 and 31,526,477.34

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Solution

The fourth proportional to 109,255,038, 163,861,296.60 and 31,526,477.34 is: 47,283,581.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,255,038 : 163,861,296.60 = 31,526,477.34 : x
  2. Step 2: Convert to fraction form
    109,255,038/163,861,296.60 = 31,526,477.34/x
  3. Step 3: Cross multiply
    109,255,038x = 163,861,296.60 × 31,526,477.34
  4. Step 4: Simplify right side
    109,255,038x = 5,165,969,454,162,919
  5. Step 5: Solve for x
    x = 5,165,969,454,162,919/109,255,038
  6. Step 6: Final answer
    x = 47,283,581.14

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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.