Home / 15,725,018,943.20-23,590,845,198.29-5,100,418,117.68

Finding the Fourth Proportional to 15,725,018,943.20, 23,590,845,198.29 and 5,100,418,117.68

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Solution

The fourth proportional to 15,725,018,943.20, 23,590,845,198.29 and 5,100,418,117.68 is: 7,651,702,976.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,725,018,943.20 : 23,590,845,198.29 = 5,100,418,117.68 : x
  2. Step 2: Convert to fraction form
    15,725,018,943.20/23,590,845,198.29 = 5,100,418,117.68/x
  3. Step 3: Cross multiply
    15,725,018,943.20x = 23,590,845,198.29 × 5,100,418,117.68
  4. Step 4: Simplify right side
    15,725,018,943.20x = 120,323,174,260,663,107,584
  5. Step 5: Solve for x
    x = 120,323,174,260,663,107,584/15,725,018,943.20
  6. Step 6: Final answer
    x = 7,651,702,976.97

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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.