Home / 356,202,007.20-534,303,010.80-275,480,906.40

Finding the Fourth Proportional to 356,202,007.20, 534,303,010.80 and 275,480,906.40

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Solution

The fourth proportional to 356,202,007.20, 534,303,010.80 and 275,480,906.40 is: 413,221,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,202,007.20 : 534,303,010.80 = 275,480,906.40 : x
  2. Step 2: Convert to fraction form
    356,202,007.20/534,303,010.80 = 275,480,906.40/x
  3. Step 3: Cross multiply
    356,202,007.20x = 534,303,010.80 × 275,480,906.40
  4. Step 4: Simplify right side
    356,202,007.20x = 147,190,277,707,432,992
  5. Step 5: Solve for x
    x = 147,190,277,707,432,992/356,202,007.20
  6. Step 6: Final answer
    x = 413,221,359.60

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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.