Home / 296,278,107.53-409,005,566.60-197,323,530.89

Finding the Fourth Proportional to 296,278,107.53, 409,005,566.60 and 197,323,530.89

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Solution

The fourth proportional to 296,278,107.53, 409,005,566.60 and 197,323,530.89 is: 272,400,898.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,278,107.53 : 409,005,566.60 = 197,323,530.89 : x
  2. Step 2: Convert to fraction form
    296,278,107.53/409,005,566.60 = 197,323,530.89/x
  3. Step 3: Cross multiply
    296,278,107.53x = 409,005,566.60 × 197,323,530.89
  4. Step 4: Simplify right side
    296,278,107.53x = 80,706,422,552,145,408
  5. Step 5: Solve for x
    x = 80,706,422,552,145,408/296,278,107.53
  6. Step 6: Final answer
    x = 272,400,898.02

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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.