Home / 20,329,993,994.74-28,025,823,052.53-14,207,337,403.57

Finding the Fourth Proportional to 20,329,993,994.74, 28,025,823,052.53 and 14,207,337,403.57

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Solution

The fourth proportional to 20,329,993,994.74, 28,025,823,052.53 and 14,207,337,403.57 is: 19,585,461,964.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,329,993,994.74 : 28,025,823,052.53 = 14,207,337,403.57 : x
  2. Step 2: Convert to fraction form
    20,329,993,994.74/28,025,823,052.53 = 14,207,337,403.57/x
  3. Step 3: Cross multiply
    20,329,993,994.74x = 28,025,823,052.53 × 14,207,337,403.57
  4. Step 4: Simplify right side
    20,329,993,994.74x = 398,172,324,120,071,831,552
  5. Step 5: Solve for x
    x = 398,172,324,120,071,831,552/20,329,993,994.74
  6. Step 6: Final answer
    x = 19,585,461,964.38

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1.5x scale

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.