Home / 97,142,936.97-145,672,928.16-56,230,615.88

Finding the Fourth Proportional to 97,142,936.97, 145,672,928.16 and 56,230,615.88

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Solution

The fourth proportional to 97,142,936.97, 145,672,928.16 and 56,230,615.88 is: 84,321,914.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,142,936.97 : 145,672,928.16 = 56,230,615.88 : x
  2. Step 2: Convert to fraction form
    97,142,936.97/145,672,928.16 = 56,230,615.88/x
  3. Step 3: Cross multiply
    97,142,936.97x = 145,672,928.16 × 56,230,615.88
  4. Step 4: Simplify right side
    97,142,936.97x = 8,191,278,468,222,972
  5. Step 5: Solve for x
    x = 8,191,278,468,222,972/97,142,936.97
  6. Step 6: Final answer
    x = 84,321,914.94

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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.