Home / 9,392,969,804.47-12,962,306,669.85-5,163,953,645.23

Finding the Fourth Proportional to 9,392,969,804.47, 12,962,306,669.85 and 5,163,953,645.23

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Solution

The fourth proportional to 9,392,969,804.47, 12,962,306,669.85 and 5,163,953,645.23 is: 7,126,260,615.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,392,969,804.47 : 12,962,306,669.85 = 5,163,953,645.23 : x
  2. Step 2: Convert to fraction form
    9,392,969,804.47/12,962,306,669.85 = 5,163,953,645.23/x
  3. Step 3: Cross multiply
    9,392,969,804.47x = 12,962,306,669.85 × 5,163,953,645.23
  4. Step 4: Simplify right side
    9,392,969,804.47x = 66,936,750,778,361,044,992
  5. Step 5: Solve for x
    x = 66,936,750,778,361,044,992/9,392,969,804.47
  6. Step 6: Final answer
    x = 7,126,260,615.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.