Home / 63,115,383.20-94,617,778.80-42,854,928.80

Finding the Fourth Proportional to 63,115,383.20, 94,617,778.80 and 42,854,928.80

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Solution

The fourth proportional to 63,115,383.20, 94,617,778.80 and 42,854,928.80 is: 64,244,847.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,115,383.20 : 94,617,778.80 = 42,854,928.80 : x
  2. Step 2: Convert to fraction form
    63,115,383.20/94,617,778.80 = 42,854,928.80/x
  3. Step 3: Cross multiply
    63,115,383.20x = 94,617,778.80 × 42,854,928.80
  4. Step 4: Simplify right side
    63,115,383.20x = 4,054,838,173,688,149
  5. Step 5: Solve for x
    x = 4,054,838,173,688,149/63,115,383.20
  6. Step 6: Final answer
    x = 64,244,847.58

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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.