Home / 31,461,498,112.80-47,199,690,074.22-10,213,905,669.20

Finding the Fourth Proportional to 31,461,498,112.80, 47,199,690,074.22 and 10,213,905,669.20

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Solution

The fourth proportional to 31,461,498,112.80, 47,199,690,074.22 and 10,213,905,669.20 is: 15,323,274,826.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,461,498,112.80 : 47,199,690,074.22 = 10,213,905,669.20 : x
  2. Step 2: Convert to fraction form
    31,461,498,112.80/47,199,690,074.22 = 10,213,905,669.20/x
  3. Step 3: Cross multiply
    31,461,498,112.80x = 47,199,690,074.22 × 10,213,905,669.20
  4. Step 4: Simplify right side
    31,461,498,112.80x = 482,093,182,033,696,325,632
  5. Step 5: Solve for x
    x = 482,093,182,033,696,325,632/31,461,498,112.80
  6. Step 6: Final answer
    x = 15,323,274,826.43

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1.5x scale

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.