Home / 220,202,000.40-303,879,110.04-122,416,856.40

Finding the Fourth Proportional to 220,202,000.40, 303,879,110.04 and 122,416,856.40

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Solution

The fourth proportional to 220,202,000.40, 303,879,110.04 and 122,416,856.40 is: 168,935,456.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,202,000.40 : 303,879,110.04 = 122,416,856.40 : x
  2. Step 2: Convert to fraction form
    220,202,000.40/303,879,110.04 = 122,416,856.40/x
  3. Step 3: Cross multiply
    220,202,000.40x = 303,879,110.04 × 122,416,856.40
  4. Step 4: Simplify right side
    220,202,000.40x = 37,199,925,376,726,480
  5. Step 5: Solve for x
    x = 37,199,925,376,726,480/220,202,000.40
  6. Step 6: Final answer
    x = 168,935,456.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.