Home / 519,376,468.32-779,066,252.49-125,901,734.58

Finding the Fourth Proportional to 519,376,468.32, 779,066,252.49 and 125,901,734.58

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Solution

The fourth proportional to 519,376,468.32, 779,066,252.49 and 125,901,734.58 is: 188,852,977.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,376,468.32 : 779,066,252.49 = 125,901,734.58 : x
  2. Step 2: Convert to fraction form
    519,376,468.32/779,066,252.49 = 125,901,734.58/x
  3. Step 3: Cross multiply
    519,376,468.32x = 779,066,252.49 × 125,901,734.58
  4. Step 4: Simplify right side
    519,376,468.32x = 98,085,792,541,231,248
  5. Step 5: Solve for x
    x = 98,085,792,541,231,248/519,376,468.32
  6. Step 6: Final answer
    x = 188,852,977.61

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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.