Home / 90,214,588.92-124,496,218.44-48,961,494.66

Finding the Fourth Proportional to 90,214,588.92, 124,496,218.44 and 48,961,494.66

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Solution

The fourth proportional to 90,214,588.92, 124,496,218.44 and 48,961,494.66 is: 67,566,909.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,214,588.92 : 124,496,218.44 = 48,961,494.66 : x
  2. Step 2: Convert to fraction form
    90,214,588.92/124,496,218.44 = 48,961,494.66/x
  3. Step 3: Cross multiply
    90,214,588.92x = 124,496,218.44 × 48,961,494.66
  4. Step 4: Simplify right side
    90,214,588.92x = 6,095,520,934,340,253
  5. Step 5: Solve for x
    x = 6,095,520,934,340,253/90,214,588.92
  6. Step 6: Final answer
    x = 67,566,909.16

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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.