Home / 354,315,891.60-532,040,707.80-268,151,590.80

Finding the Fourth Proportional to 354,315,891.60, 532,040,707.80 and 268,151,590.80

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Solution

The fourth proportional to 354,315,891.60, 532,040,707.80 and 268,151,590.80 is: 402,656,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,315,891.60 : 532,040,707.80 = 268,151,590.80 : x
  2. Step 2: Convert to fraction form
    354,315,891.60/532,040,707.80 = 268,151,590.80/x
  3. Step 3: Cross multiply
    354,315,891.60x = 532,040,707.80 × 268,151,590.80
  4. Step 4: Simplify right side
    354,315,891.60x = 142,667,562,166,927,984
  5. Step 5: Solve for x
    x = 142,667,562,166,927,984/354,315,891.60
  6. Step 6: Final answer
    x = 402,656,402.24

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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.