Home / 109,115,528.80-163,696,912.80-32,446,307.20

Finding the Fourth Proportional to 109,115,528.80, 163,696,912.80 and 32,446,307.20

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Solution

The fourth proportional to 109,115,528.80, 163,696,912.80 and 32,446,307.20 is: 48,676,484.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,115,528.80 : 163,696,912.80 = 32,446,307.20 : x
  2. Step 2: Convert to fraction form
    109,115,528.80/163,696,912.80 = 32,446,307.20/x
  3. Step 3: Cross multiply
    109,115,528.80x = 163,696,912.80 × 32,446,307.20
  4. Step 4: Simplify right side
    109,115,528.80x = 5,311,360,320,400,412
  5. Step 5: Solve for x
    x = 5,311,360,320,400,412/109,115,528.80
  6. Step 6: Final answer
    x = 48,676,484.26

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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.