Home / 1,078,073,277.94-1,487,755,578.83-608,173,145.74

Finding the Fourth Proportional to 1,078,073,277.94, 1,487,755,578.83 and 608,173,145.74

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Solution

The fourth proportional to 1,078,073,277.94, 1,487,755,578.83 and 608,173,145.74 is: 839,287,095.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,073,277.94 : 1,487,755,578.83 = 608,173,145.74 : x
  2. Step 2: Convert to fraction form
    1,078,073,277.94/1,487,755,578.83 = 608,173,145.74/x
  3. Step 3: Cross multiply
    1,078,073,277.94x = 1,487,755,578.83 × 608,173,145.74
  4. Step 4: Simplify right side
    1,078,073,277.94x = 904,812,990,469,275,648
  5. Step 5: Solve for x
    x = 904,812,990,469,275,648/1,078,073,277.94
  6. Step 6: Final answer
    x = 839,287,095.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.