Home / 86,717,750.31-119,678,063.90-47,567,093.81

Finding the Fourth Proportional to 86,717,750.31, 119,678,063.90 and 47,567,093.81

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Solution

The fourth proportional to 86,717,750.31, 119,678,063.90 and 47,567,093.81 is: 65,646,740.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,717,750.31 : 119,678,063.90 = 47,567,093.81 : x
  2. Step 2: Convert to fraction form
    86,717,750.31/119,678,063.90 = 47,567,093.81/x
  3. Step 3: Cross multiply
    86,717,750.31x = 119,678,063.90 × 47,567,093.81
  4. Step 4: Simplify right side
    86,717,750.31x = 5,692,737,691,694,248
  5. Step 5: Solve for x
    x = 5,692,737,691,694,248/86,717,750.31
  6. Step 6: Final answer
    x = 65,646,740.97

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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.