Home / 148,355,656.08-204,723,609-82,278,775.20

Finding the Fourth Proportional to 148,355,656.08, 204,723,609 and 82,278,775.20

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Solution

The fourth proportional to 148,355,656.08, 204,723,609 and 82,278,775.20 is: 113,540,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,355,656.08 : 204,723,609 = 82,278,775.20 : x
  2. Step 2: Convert to fraction form
    148,355,656.08/204,723,609 = 82,278,775.20/x
  3. Step 3: Cross multiply
    148,355,656.08x = 204,723,609 × 82,278,775.20
  4. Step 4: Simplify right side
    148,355,656.08x = 16,844,407,803,043,698
  5. Step 5: Solve for x
    x = 16,844,407,803,043,698/148,355,656.08
  6. Step 6: Final answer
    x = 113,540,718.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.