Home / 1,058,867,500.87-1,587,718,067.50-436,941,364.42

Finding the Fourth Proportional to 1,058,867,500.87, 1,587,718,067.50 and 436,941,364.42

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Solution

The fourth proportional to 1,058,867,500.87, 1,587,718,067.50 and 436,941,364.42 is: 655,171,396.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,867,500.87 : 1,587,718,067.50 = 436,941,364.42 : x
  2. Step 2: Convert to fraction form
    1,058,867,500.87/1,587,718,067.50 = 436,941,364.42/x
  3. Step 3: Cross multiply
    1,058,867,500.87x = 1,587,718,067.50 × 436,941,364.42
  4. Step 4: Simplify right side
    1,058,867,500.87x = 693,739,698,727,735,680
  5. Step 5: Solve for x
    x = 693,739,698,727,735,680/1,058,867,500.87
  6. Step 6: Final answer
    x = 655,171,396.00

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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.