Home / 97,132,022.40-145,509,076.80-58,679,313.60

Finding the Fourth Proportional to 97,132,022.40, 145,509,076.80 and 58,679,313.60

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Solution

The fourth proportional to 97,132,022.40, 145,509,076.80 and 58,679,313.60 is: 87,904,817.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,132,022.40 : 145,509,076.80 = 58,679,313.60 : x
  2. Step 2: Convert to fraction form
    97,132,022.40/145,509,076.80 = 58,679,313.60/x
  3. Step 3: Cross multiply
    97,132,022.40x = 145,509,076.80 × 58,679,313.60
  4. Step 4: Simplify right side
    97,132,022.40x = 8,538,372,749,193,685
  5. Step 5: Solve for x
    x = 8,538,372,749,193,685/97,132,022.40
  6. Step 6: Final answer
    x = 87,904,817.98

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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.