Home / 2,653,269,842,008.40-3,980,302,706,864.60-931,914,782,908.28

Finding the Fourth Proportional to 2,653,269,842,008.40, 3,980,302,706,864.60 and 931,914,782,908.28

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Solution

The fourth proportional to 2,653,269,842,008.40, 3,980,302,706,864.60 and 931,914,782,908.28 is: 1,398,011,945,203.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,269,842,008.40 : 3,980,302,706,864.60 = 931,914,782,908.28 : x
  2. Step 2: Convert to fraction form
    2,653,269,842,008.40/3,980,302,706,864.60 = 931,914,782,908.28/x
  3. Step 3: Cross multiply
    2,653,269,842,008.40x = 3,980,302,706,864.60 × 931,914,782,908.28
  4. Step 4: Simplify right side
    2,653,269,842,008.40x = 3,709,302,932,976,963,078,324,224
  5. Step 5: Solve for x
    x = 3,709,302,932,976,963,078,324,224/2,653,269,842,008.40
  6. Step 6: Final answer
    x = 1,398,011,945,203.88

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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.