Home / 86,864,085.33-130,318,182.42-40,211,205

Finding the Fourth Proportional to 86,864,085.33, 130,318,182.42 and 40,211,205

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Solution

The fourth proportional to 86,864,085.33, 130,318,182.42 and 40,211,205 is: 60,327,016.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,864,085.33 : 130,318,182.42 = 40,211,205 : x
  2. Step 2: Convert to fraction form
    86,864,085.33/130,318,182.42 = 40,211,205/x
  3. Step 3: Cross multiply
    86,864,085.33x = 130,318,182.42 × 40,211,205
  4. Step 4: Simplify right side
    86,864,085.33x = 5,240,251,148,518,016
  5. Step 5: Solve for x
    x = 5,240,251,148,518,016/86,864,085.33
  6. Step 6: Final answer
    x = 60,327,016.96

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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.