Home / 131,765,918.40-197,648,877.60-97,753,694.40

Finding the Fourth Proportional to 131,765,918.40, 197,648,877.60 and 97,753,694.40

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Solution

The fourth proportional to 131,765,918.40, 197,648,877.60 and 97,753,694.40 is: 146,630,541.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,765,918.40 : 197,648,877.60 = 97,753,694.40 : x
  2. Step 2: Convert to fraction form
    131,765,918.40/197,648,877.60 = 97,753,694.40/x
  3. Step 3: Cross multiply
    131,765,918.40x = 197,648,877.60 × 97,753,694.40
  4. Step 4: Simplify right side
    131,765,918.40x = 19,320,907,979,413,408
  5. Step 5: Solve for x
    x = 19,320,907,979,413,408/131,765,918.40
  6. Step 6: Final answer
    x = 146,630,541.60

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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.