Home / 270,890,354.54-373,826,633.55-147,131,917.40

Finding the Fourth Proportional to 270,890,354.54, 373,826,633.55 and 147,131,917.40

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Solution

The fourth proportional to 270,890,354.54, 373,826,633.55 and 147,131,917.40 is: 203,040,929.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,890,354.54 : 373,826,633.55 = 147,131,917.40 : x
  2. Step 2: Convert to fraction form
    270,890,354.54/373,826,633.55 = 147,131,917.40/x
  3. Step 3: Cross multiply
    270,890,354.54x = 373,826,633.55 × 147,131,917.40
  4. Step 4: Simplify right side
    270,890,354.54x = 55,001,829,369,398,672
  5. Step 5: Solve for x
    x = 55,001,829,369,398,672/270,890,354.54
  6. Step 6: Final answer
    x = 203,040,929.47

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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.