Home / 220,012,670.10-330,019,005.15-110,795,639.70

Finding the Fourth Proportional to 220,012,670.10, 330,019,005.15 and 110,795,639.70

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Solution

The fourth proportional to 220,012,670.10, 330,019,005.15 and 110,795,639.70 is: 166,193,459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,012,670.10 : 330,019,005.15 = 110,795,639.70 : x
  2. Step 2: Convert to fraction form
    220,012,670.10/330,019,005.15 = 110,795,639.70/x
  3. Step 3: Cross multiply
    220,012,670.10x = 330,019,005.15 × 110,795,639.70
  4. Step 4: Simplify right side
    220,012,670.10x = 36,564,666,788,751,840
  5. Step 5: Solve for x
    x = 36,564,666,788,751,840/220,012,670.10
  6. Step 6: Final answer
    x = 166,193,459.55

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1.5x scale

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.