Home / 8,867,997,187.95-12,236,519,710.44-5,386,042,109.42

Finding the Fourth Proportional to 8,867,997,187.95, 12,236,519,710.44 and 5,386,042,109.42

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Solution

The fourth proportional to 8,867,997,187.95, 12,236,519,710.44 and 5,386,042,109.42 is: 7,431,938,580.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867,997,187.95 : 12,236,519,710.44 = 5,386,042,109.42 : x
  2. Step 2: Convert to fraction form
    8,867,997,187.95/12,236,519,710.44 = 5,386,042,109.42/x
  3. Step 3: Cross multiply
    8,867,997,187.95x = 12,236,519,710.44 × 5,386,042,109.42
  4. Step 4: Simplify right side
    8,867,997,187.95x = 65,906,410,433,124,311,040
  5. Step 5: Solve for x
    x = 65,906,410,433,124,311,040/8,867,997,187.95
  6. Step 6: Final answer
    x = 7,431,938,580.52

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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.