Home / 272,610,528.21-376,201,040.90-148,850,319.60

Finding the Fourth Proportional to 272,610,528.21, 376,201,040.90 and 148,850,319.60

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Solution

The fourth proportional to 272,610,528.21, 376,201,040.90 and 148,850,319.60 is: 205,412,628.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,610,528.21 : 376,201,040.90 = 148,850,319.60 : x
  2. Step 2: Convert to fraction form
    272,610,528.21/376,201,040.90 = 148,850,319.60/x
  3. Step 3: Cross multiply
    272,610,528.21x = 376,201,040.90 × 148,850,319.60
  4. Step 4: Simplify right side
    272,610,528.21x = 55,997,645,171,073,416
  5. Step 5: Solve for x
    x = 55,997,645,171,073,416/272,610,528.21
  6. Step 6: Final answer
    x = 205,412,628.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.