Home / 86,662,551.58-130,008,441.98-29,141,149.20

Finding the Fourth Proportional to 86,662,551.58, 130,008,441.98 and 29,141,149.20

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Solution

The fourth proportional to 86,662,551.58, 130,008,441.98 and 29,141,149.20 is: 43,716,638.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,662,551.58 : 130,008,441.98 = 29,141,149.20 : x
  2. Step 2: Convert to fraction form
    86,662,551.58/130,008,441.98 = 29,141,149.20/x
  3. Step 3: Cross multiply
    86,662,551.58x = 130,008,441.98 × 29,141,149.20
  4. Step 4: Simplify right side
    86,662,551.58x = 3,788,595,404,998,723.50
  5. Step 5: Solve for x
    x = 3,788,595,404,998,723.50/86,662,551.58
  6. Step 6: Final answer
    x = 43,716,638.11

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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.