Home / 64,408,620-88,883,895.60-35,434,621.92

Finding the Fourth Proportional to 64,408,620, 88,883,895.60 and 35,434,621.92

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Solution

The fourth proportional to 64,408,620, 88,883,895.60 and 35,434,621.92 is: 48,899,778.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,408,620 : 88,883,895.60 = 35,434,621.92 : x
  2. Step 2: Convert to fraction form
    64,408,620/88,883,895.60 = 35,434,621.92/x
  3. Step 3: Cross multiply
    64,408,620x = 88,883,895.60 × 35,434,621.92
  4. Step 4: Simplify right side
    64,408,620x = 3,149,567,235,362,751.50
  5. Step 5: Solve for x
    x = 3,149,567,235,362,751.50/64,408,620
  6. Step 6: Final answer
    x = 48,899,778.25

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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.