Home / 264,385,616.40-396,578,424.60-259,010,845.20

Finding the Fourth Proportional to 264,385,616.40, 396,578,424.60 and 259,010,845.20

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Solution

The fourth proportional to 264,385,616.40, 396,578,424.60 and 259,010,845.20 is: 388,516,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,385,616.40 : 396,578,424.60 = 259,010,845.20 : x
  2. Step 2: Convert to fraction form
    264,385,616.40/396,578,424.60 = 259,010,845.20/x
  3. Step 3: Cross multiply
    264,385,616.40x = 396,578,424.60 × 259,010,845.20
  4. Step 4: Simplify right side
    264,385,616.40x = 102,718,112,943,730,480
  5. Step 5: Solve for x
    x = 102,718,112,943,730,480/264,385,616.40
  6. Step 6: Final answer
    x = 388,516,267.80

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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.