Home / 17,806,554,018.70-26,709,831,028.05-12,582,276,412.30

Finding the Fourth Proportional to 17,806,554,018.70, 26,709,831,028.05 and 12,582,276,412.30

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Solution

The fourth proportional to 17,806,554,018.70, 26,709,831,028.05 and 12,582,276,412.30 is: 18,873,414,618.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,806,554,018.70 : 26,709,831,028.05 = 12,582,276,412.30 : x
  2. Step 2: Convert to fraction form
    17,806,554,018.70/26,709,831,028.05 = 12,582,276,412.30/x
  3. Step 3: Cross multiply
    17,806,554,018.70x = 26,709,831,028.05 × 12,582,276,412.30
  4. Step 4: Simplify right side
    17,806,554,018.70x = 336,070,476,920,752,177,152
  5. Step 5: Solve for x
    x = 336,070,476,920,752,177,152/17,806,554,018.70
  6. Step 6: Final answer
    x = 18,873,414,618.45

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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.