Home / 434,336,650.80-651,504,976.20-262,008,049.20

Finding the Fourth Proportional to 434,336,650.80, 651,504,976.20 and 262,008,049.20

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Solution

The fourth proportional to 434,336,650.80, 651,504,976.20 and 262,008,049.20 is: 393,012,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,336,650.80 : 651,504,976.20 = 262,008,049.20 : x
  2. Step 2: Convert to fraction form
    434,336,650.80/651,504,976.20 = 262,008,049.20/x
  3. Step 3: Cross multiply
    434,336,650.80x = 651,504,976.20 × 262,008,049.20
  4. Step 4: Simplify right side
    434,336,650.80x = 170,699,547,858,254,432
  5. Step 5: Solve for x
    x = 170,699,547,858,254,432/434,336,650.80
  6. Step 6: Final answer
    x = 393,012,073.80

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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.