Home / 18,846,838,872.99-26,008,631,300.39-10,388,803,897.31

Finding the Fourth Proportional to 18,846,838,872.99, 26,008,631,300.39 and 10,388,803,897.31

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Solution

The fourth proportional to 18,846,838,872.99, 26,008,631,300.39 and 10,388,803,897.31 is: 14,336,545,881.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,846,838,872.99 : 26,008,631,300.39 = 10,388,803,897.31 : x
  2. Step 2: Convert to fraction form
    18,846,838,872.99/26,008,631,300.39 = 10,388,803,897.31/x
  3. Step 3: Cross multiply
    18,846,838,872.99x = 26,008,631,300.39 × 10,388,803,897.31
  4. Step 4: Simplify right side
    18,846,838,872.99x = 270,198,570,217,008,496,640
  5. Step 5: Solve for x
    x = 270,198,570,217,008,496,640/18,846,838,872.99
  6. Step 6: Final answer
    x = 14,336,545,881.14

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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.