Home / 88,822,039.20-133,457,007.60-56,489,431.20

Finding the Fourth Proportional to 88,822,039.20, 133,457,007.60 and 56,489,431.20

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Solution

The fourth proportional to 88,822,039.20, 133,457,007.60 and 56,489,431.20 is: 84,876,574.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,822,039.20 : 133,457,007.60 = 56,489,431.20 : x
  2. Step 2: Convert to fraction form
    88,822,039.20/133,457,007.60 = 56,489,431.20/x
  3. Step 3: Cross multiply
    88,822,039.20x = 133,457,007.60 × 56,489,431.20
  4. Step 4: Simplify right side
    88,822,039.20x = 7,538,910,448,978,077
  5. Step 5: Solve for x
    x = 7,538,910,448,978,077/88,822,039.20
  6. Step 6: Final answer
    x = 84,876,574.74

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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.