Home / 12,155,873,234.18-16,775,629,342.02-6,730,408,795.73

Finding the Fourth Proportional to 12,155,873,234.18, 16,775,629,342.02 and 6,730,408,795.73

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Solution

The fourth proportional to 12,155,873,234.18, 16,775,629,342.02 and 6,730,408,795.73 is: 9,288,254,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,155,873,234.18 : 16,775,629,342.02 = 6,730,408,795.73 : x
  2. Step 2: Convert to fraction form
    12,155,873,234.18/16,775,629,342.02 = 6,730,408,795.73/x
  3. Step 3: Cross multiply
    12,155,873,234.18x = 16,775,629,342.02 × 6,730,408,795.73
  4. Step 4: Simplify right side
    12,155,873,234.18x = 112,906,843,277,437,681,664
  5. Step 5: Solve for x
    x = 112,906,843,277,437,681,664/12,155,873,234.18
  6. Step 6: Final answer
    x = 9,288,254,418.45

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Double scale
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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.