Home / 1,163,058,630-1,744,603,140.89-386,704,290.72

Finding the Fourth Proportional to 1,163,058,630, 1,744,603,140.89 and 386,704,290.72

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Solution

The fourth proportional to 1,163,058,630, 1,744,603,140.89 and 386,704,290.72 is: 580,061,488.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,058,630 : 1,744,603,140.89 = 386,704,290.72 : x
  2. Step 2: Convert to fraction form
    1,163,058,630/1,744,603,140.89 = 386,704,290.72/x
  3. Step 3: Cross multiply
    1,163,058,630x = 1,744,603,140.89 × 386,704,290.72
  4. Step 4: Simplify right side
    1,163,058,630x = 674,645,520,183,818,240
  5. Step 5: Solve for x
    x = 674,645,520,183,818,240/1,163,058,630
  6. Step 6: Final answer
    x = 580,061,488.55

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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.