Home / 97,815,903.60-146,741,570.10-49,171,337.40

Finding the Fourth Proportional to 97,815,903.60, 146,741,570.10 and 49,171,337.40

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Solution

The fourth proportional to 97,815,903.60, 146,741,570.10 and 49,171,337.40 is: 73,765,911.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,815,903.60 : 146,741,570.10 = 49,171,337.40 : x
  2. Step 2: Convert to fraction form
    97,815,903.60/146,741,570.10 = 49,171,337.40/x
  3. Step 3: Cross multiply
    97,815,903.60x = 146,741,570.10 × 49,171,337.40
  4. Step 4: Simplify right side
    97,815,903.60x = 7,215,479,253,992,851
  5. Step 5: Solve for x
    x = 7,215,479,253,992,851/97,815,903.60
  6. Step 6: Final answer
    x = 73,765,911.15

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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.