Home / 14,419,501,286.32-19,898,648,401.52-7,989,297,816.28

Finding the Fourth Proportional to 14,419,501,286.32, 19,898,648,401.52 and 7,989,297,816.28

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Solution

The fourth proportional to 14,419,501,286.32, 19,898,648,401.52 and 7,989,297,816.28 is: 11,025,085,061.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419,501,286.32 : 19,898,648,401.52 = 7,989,297,816.28 : x
  2. Step 2: Convert to fraction form
    14,419,501,286.32/19,898,648,401.52 = 7,989,297,816.28/x
  3. Step 3: Cross multiply
    14,419,501,286.32x = 19,898,648,401.52 × 7,989,297,816.28
  4. Step 4: Simplify right side
    14,419,501,286.32x = 158,976,228,221,187,260,416
  5. Step 5: Solve for x
    x = 158,976,228,221,187,260,416/14,419,501,286.32
  6. Step 6: Final answer
    x = 11,025,085,061.16

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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.