Home / 132,530,200,419.82-198,823,254,426.94-42,986,239,552.67

Finding the Fourth Proportional to 132,530,200,419.82, 198,823,254,426.94 and 42,986,239,552.67

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Solution

The fourth proportional to 132,530,200,419.82, 198,823,254,426.94 and 42,986,239,552.67 is: 64,488,426,157.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,530,200,419.82 : 198,823,254,426.94 = 42,986,239,552.67 : x
  2. Step 2: Convert to fraction form
    132,530,200,419.82/198,823,254,426.94 = 42,986,239,552.67/x
  3. Step 3: Cross multiply
    132,530,200,419.82x = 198,823,254,426.94 × 42,986,239,552.67
  4. Step 4: Simplify right side
    132,530,200,419.82x = 8,546,664,043,436,905,070,592
  5. Step 5: Solve for x
    x = 8,546,664,043,436,905,070,592/132,530,200,419.82
  6. Step 6: Final answer
    x = 64,488,426,157.69

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1.5x scale

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.