Home / 21,074,005,112.42-31,612,865,755.68-5,947,709,244.80

Finding the Fourth Proportional to 21,074,005,112.42, 31,612,865,755.68 and 5,947,709,244.80

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Solution

The fourth proportional to 21,074,005,112.42, 31,612,865,755.68 and 5,947,709,244.80 is: 8,922,088,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,074,005,112.42 : 31,612,865,755.68 = 5,947,709,244.80 : x
  2. Step 2: Convert to fraction form
    21,074,005,112.42/31,612,865,755.68 = 5,947,709,244.80/x
  3. Step 3: Cross multiply
    21,074,005,112.42x = 31,612,865,755.68 × 5,947,709,244.80
  4. Step 4: Simplify right side
    21,074,005,112.42x = 188,024,133,909,521,203,200
  5. Step 5: Solve for x
    x = 188,024,133,909,521,203,200/21,074,005,112.42
  6. Step 6: Final answer
    x = 8,922,088,274.46

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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.