Home / 77,903,864-107,510,497.80-43,095,954.32

Finding the Fourth Proportional to 77,903,864, 107,510,497.80 and 43,095,954.32

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Solution

The fourth proportional to 77,903,864, 107,510,497.80 and 43,095,954.32 is: 59,474,168.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,903,864 : 107,510,497.80 = 43,095,954.32 : x
  2. Step 2: Convert to fraction form
    77,903,864/107,510,497.80 = 43,095,954.32/x
  3. Step 3: Cross multiply
    77,903,864x = 107,510,497.80 × 43,095,954.32
  4. Step 4: Simplify right side
    77,903,864x = 4,633,267,502,109,260
  5. Step 5: Solve for x
    x = 4,633,267,502,109,260/77,903,864
  6. Step 6: Final answer
    x = 59,474,168.09

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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.