Home / 8,221,164,053.27-12,336,933,480.48-3,499,478,262.41

Finding the Fourth Proportional to 8,221,164,053.27, 12,336,933,480.48 and 3,499,478,262.41

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Solution

The fourth proportional to 8,221,164,053.27, 12,336,933,480.48 and 3,499,478,262.41 is: 5,251,425,498.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,221,164,053.27 : 12,336,933,480.48 = 3,499,478,262.41 : x
  2. Step 2: Convert to fraction form
    8,221,164,053.27/12,336,933,480.48 = 3,499,478,262.41/x
  3. Step 3: Cross multiply
    8,221,164,053.27x = 12,336,933,480.48 × 3,499,478,262.41
  4. Step 4: Simplify right side
    8,221,164,053.27x = 43,172,830,539,676,221,440
  5. Step 5: Solve for x
    x = 43,172,830,539,676,221,440/8,221,164,053.27
  6. Step 6: Final answer
    x = 5,251,425,498.87

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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.