Home / 9,122,539,057.86-12,589,103,898.81-4,950,372,913.86

Finding the Fourth Proportional to 9,122,539,057.86, 12,589,103,898.81 and 4,950,372,913.86

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Solution

The fourth proportional to 9,122,539,057.86, 12,589,103,898.81 and 4,950,372,913.86 is: 6,831,514,620.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122,539,057.86 : 12,589,103,898.81 = 4,950,372,913.86 : x
  2. Step 2: Convert to fraction form
    9,122,539,057.86/12,589,103,898.81 = 4,950,372,913.86/x
  3. Step 3: Cross multiply
    9,122,539,057.86x = 12,589,103,898.81 × 4,950,372,913.86
  4. Step 4: Simplify right side
    9,122,539,057.86x = 62,320,758,950,438,338,560
  5. Step 5: Solve for x
    x = 62,320,758,950,438,338,560/9,122,539,057.86
  6. Step 6: Final answer
    x = 6,831,514,620.56

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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.