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Finding the Fourth Proportional to 63,800,916, 88,033,649.04 and 35,919,290.40

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Solution

The fourth proportional to 63,800,916, 88,033,649.04 and 35,919,290.40 is: 49,562,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,800,916 : 88,033,649.04 = 35,919,290.40 : x
  2. Step 2: Convert to fraction form
    63,800,916/88,033,649.04 = 35,919,290.40/x
  3. Step 3: Cross multiply
    63,800,916x = 88,033,649.04 × 35,919,290.40
  4. Step 4: Simplify right side
    63,800,916x = 3,162,106,204,839,441.50
  5. Step 5: Solve for x
    x = 3,162,106,204,839,441.50/63,800,916
  6. Step 6: Final answer
    x = 49,562,081.60

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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.