Home / 324,771,201.10-487,156,801.65-221,459,070.70

Finding the Fourth Proportional to 324,771,201.10, 487,156,801.65 and 221,459,070.70

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Solution

The fourth proportional to 324,771,201.10, 487,156,801.65 and 221,459,070.70 is: 332,188,606.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,771,201.10 : 487,156,801.65 = 221,459,070.70 : x
  2. Step 2: Convert to fraction form
    324,771,201.10/487,156,801.65 = 221,459,070.70/x
  3. Step 3: Cross multiply
    324,771,201.10x = 487,156,801.65 × 221,459,070.70
  4. Step 4: Simplify right side
    324,771,201.10x = 107,885,292,578,593,216
  5. Step 5: Solve for x
    x = 107,885,292,578,593,216/324,771,201.10
  6. Step 6: Final answer
    x = 332,188,606.05

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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.