Home / 72,764,517,133.22-109,049,213,063.94-56,630,921,297.61

Finding the Fourth Proportional to 72,764,517,133.22, 109,049,213,063.94 and 56,630,921,297.61

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Solution

The fourth proportional to 72,764,517,133.22, 109,049,213,063.94 and 56,630,921,297.61 is: 84,870,451,229.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,764,517,133.22 : 109,049,213,063.94 = 56,630,921,297.61 : x
  2. Step 2: Convert to fraction form
    72,764,517,133.22/109,049,213,063.94 = 56,630,921,297.61/x
  3. Step 3: Cross multiply
    72,764,517,133.22x = 109,049,213,063.94 × 56,630,921,297.61
  4. Step 4: Simplify right side
    72,764,517,133.22x = 6,175,557,402,590,290,378,752
  5. Step 5: Solve for x
    x = 6,175,557,402,590,290,378,752/72,764,517,133.22
  6. Step 6: Final answer
    x = 84,870,451,229.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.