Home / 14,481,798,082.80-21,722,697,124.20-12,518,867,605.20

Finding the Fourth Proportional to 14,481,798,082.80, 21,722,697,124.20 and 12,518,867,605.20

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Solution

The fourth proportional to 14,481,798,082.80, 21,722,697,124.20 and 12,518,867,605.20 is: 18,778,301,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,481,798,082.80 : 21,722,697,124.20 = 12,518,867,605.20 : x
  2. Step 2: Convert to fraction form
    14,481,798,082.80/21,722,697,124.20 = 12,518,867,605.20/x
  3. Step 3: Cross multiply
    14,481,798,082.80x = 21,722,697,124.20 × 12,518,867,605.20
  4. Step 4: Simplify right side
    14,481,798,082.80x = 271,943,569,325,718,601,728
  5. Step 5: Solve for x
    x = 271,943,569,325,718,601,728/14,481,798,082.80
  6. Step 6: Final answer
    x = 18,778,301,407.80

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1.5x scale

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.