Home / 79,929,811.77-110,305,814.90-48,984,004.77

Finding the Fourth Proportional to 79,929,811.77, 110,305,814.90 and 48,984,004.77

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Solution

The fourth proportional to 79,929,811.77, 110,305,814.90 and 48,984,004.77 is: 67,599,565.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,929,811.77 : 110,305,814.90 = 48,984,004.77 : x
  2. Step 2: Convert to fraction form
    79,929,811.77/110,305,814.90 = 48,984,004.77/x
  3. Step 3: Cross multiply
    79,929,811.77x = 110,305,814.90 × 48,984,004.77
  4. Step 4: Simplify right side
    79,929,811.77x = 5,403,220,562,975,417
  5. Step 5: Solve for x
    x = 5,403,220,562,975,417/79,929,811.77
  6. Step 6: Final answer
    x = 67,599,565.71

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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.