Home / 783,999,597.20-1,176,176,565.06-259,367,468.54

Finding the Fourth Proportional to 783,999,597.20, 1,176,176,565.06 and 259,367,468.54

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Solution

The fourth proportional to 783,999,597.20, 1,176,176,565.06 and 259,367,468.54 is: 389,109,815.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,999,597.20 : 1,176,176,565.06 = 259,367,468.54 : x
  2. Step 2: Convert to fraction form
    783,999,597.20/1,176,176,565.06 = 259,367,468.54/x
  3. Step 3: Cross multiply
    783,999,597.20x = 1,176,176,565.06 × 259,367,468.54
  4. Step 4: Simplify right side
    783,999,597.20x = 305,061,938,235,684,800
  5. Step 5: Solve for x
    x = 305,061,938,235,684,800/783,999,597.20
  6. Step 6: Final answer
    x = 389,109,815.01

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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.