Home / 77,768,118.11-107,323,263.37-44,728,376.47

Finding the Fourth Proportional to 77,768,118.11, 107,323,263.37 and 44,728,376.47

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Solution

The fourth proportional to 77,768,118.11, 107,323,263.37 and 44,728,376.47 is: 61,727,034.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,768,118.11 : 107,323,263.37 = 44,728,376.47 : x
  2. Step 2: Convert to fraction form
    77,768,118.11/107,323,263.37 = 44,728,376.47/x
  3. Step 3: Cross multiply
    77,768,118.11x = 107,323,263.37 × 44,728,376.47
  4. Step 4: Simplify right side
    77,768,118.11x = 4,800,395,328,002,321
  5. Step 5: Solve for x
    x = 4,800,395,328,002,321/77,768,118.11
  6. Step 6: Final answer
    x = 61,727,034.74

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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.