Home / 97,686,421.20-146,529,631.80-29,520,255.60

Finding the Fourth Proportional to 97,686,421.20, 146,529,631.80 and 29,520,255.60

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Solution

The fourth proportional to 97,686,421.20, 146,529,631.80 and 29,520,255.60 is: 44,280,383.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,686,421.20 : 146,529,631.80 = 29,520,255.60 : x
  2. Step 2: Convert to fraction form
    97,686,421.20/146,529,631.80 = 29,520,255.60/x
  3. Step 3: Cross multiply
    97,686,421.20x = 146,529,631.80 × 29,520,255.60
  4. Step 4: Simplify right side
    97,686,421.20x = 4,325,592,183,709,888.50
  5. Step 5: Solve for x
    x = 4,325,592,183,709,888.50/97,686,421.20
  6. Step 6: Final answer
    x = 44,280,383.40

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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.