Home / 64,512,188.40-96,768,282.60-54,770,415.60

Finding the Fourth Proportional to 64,512,188.40, 96,768,282.60 and 54,770,415.60

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Solution

The fourth proportional to 64,512,188.40, 96,768,282.60 and 54,770,415.60 is: 82,155,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512,188.40 : 96,768,282.60 = 54,770,415.60 : x
  2. Step 2: Convert to fraction form
    64,512,188.40/96,768,282.60 = 54,770,415.60/x
  3. Step 3: Cross multiply
    64,512,188.40x = 96,768,282.60 × 54,770,415.60
  4. Step 4: Simplify right side
    64,512,188.40x = 5,300,039,054,900,248
  5. Step 5: Solve for x
    x = 5,300,039,054,900,248/64,512,188.40
  6. Step 6: Final answer
    x = 82,155,623.40

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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.