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Finding the Fourth Proportional to 35,220,102.15, 49,207,366.05 and 35,220,102.15

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Solution

The fourth proportional to 35,220,102.15, 49,207,366.05 and 35,220,102.15 is: 49,207,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220,102.15 : 49,207,366.05 = 35,220,102.15 : x
  2. Step 2: Convert to fraction form
    35,220,102.15/49,207,366.05 = 35,220,102.15/x
  3. Step 3: Cross multiply
    35,220,102.15x = 49,207,366.05 × 35,220,102.15
  4. Step 4: Simplify right side
    35,220,102.15x = 1,733,088,458,813,441.75
  5. Step 5: Solve for x
    x = 1,733,088,458,813,441.75/35,220,102.15
  6. Step 6: Final answer
    x = 49,207,366.05

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.