Home / 220,061,205.60-330,091,808.40-105,269,949.60

Finding the Fourth Proportional to 220,061,205.60, 330,091,808.40 and 105,269,949.60

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Solution

The fourth proportional to 220,061,205.60, 330,091,808.40 and 105,269,949.60 is: 157,904,924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,061,205.60 : 330,091,808.40 = 105,269,949.60 : x
  2. Step 2: Convert to fraction form
    220,061,205.60/330,091,808.40 = 105,269,949.60/x
  3. Step 3: Cross multiply
    220,061,205.60x = 330,091,808.40 × 105,269,949.60
  4. Step 4: Simplify right side
    220,061,205.60x = 34,748,748,033,640,852
  5. Step 5: Solve for x
    x = 34,748,748,033,640,852/220,061,205.60
  6. Step 6: Final answer
    x = 157,904,924.40

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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.