Home / 1,163,058,631-1,744,603,142.39-386,704,291.72

Finding the Fourth Proportional to 1,163,058,631, 1,744,603,142.39 and 386,704,291.72

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Solution

The fourth proportional to 1,163,058,631, 1,744,603,142.39 and 386,704,291.72 is: 580,061,490.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,058,631 : 1,744,603,142.39 = 386,704,291.72 : x
  2. Step 2: Convert to fraction form
    1,163,058,631/1,744,603,142.39 = 386,704,291.72/x
  3. Step 3: Cross multiply
    1,163,058,631x = 1,744,603,142.39 × 386,704,291.72
  4. Step 4: Simplify right side
    1,163,058,631x = 674,645,522,510,411,392
  5. Step 5: Solve for x
    x = 674,645,522,510,411,392/1,163,058,631
  6. Step 6: Final answer
    x = 580,061,490.05

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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.