Home / 86,770,560.64-119,742,588.48-47,611,592.32

Finding the Fourth Proportional to 86,770,560.64, 119,742,588.48 and 47,611,592.32

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Solution

The fourth proportional to 86,770,560.64, 119,742,588.48 and 47,611,592.32 is: 65,703,566.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,770,560.64 : 119,742,588.48 = 47,611,592.32 : x
  2. Step 2: Convert to fraction form
    86,770,560.64/119,742,588.48 = 47,611,592.32/x
  3. Step 3: Cross multiply
    86,770,560.64x = 119,742,588.48 × 47,611,592.32
  4. Step 4: Simplify right side
    86,770,560.64x = 5,701,135,306,051,289
  5. Step 5: Solve for x
    x = 5,701,135,306,051,289/86,770,560.64
  6. Step 6: Final answer
    x = 65,703,566.56

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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.