Home / 285,222,795.13-427,854,993.56-88,461,228.18

Finding the Fourth Proportional to 285,222,795.13, 427,854,993.56 and 88,461,228.18

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Solution

The fourth proportional to 285,222,795.13, 427,854,993.56 and 88,461,228.18 is: 132,698,293.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,222,795.13 : 427,854,993.56 = 88,461,228.18 : x
  2. Step 2: Convert to fraction form
    285,222,795.13/427,854,993.56 = 88,461,228.18/x
  3. Step 3: Cross multiply
    285,222,795.13x = 427,854,993.56 × 88,461,228.18
  4. Step 4: Simplify right side
    285,222,795.13x = 37,848,578,212,847,936
  5. Step 5: Solve for x
    x = 37,848,578,212,847,936/285,222,795.13
  6. Step 6: Final answer
    x = 132,698,293.61

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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.