Home / 324,771,324.70-487,156,987.05-152,584,440.70

Finding the Fourth Proportional to 324,771,324.70, 487,156,987.05 and 152,584,440.70

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Solution

The fourth proportional to 324,771,324.70, 487,156,987.05 and 152,584,440.70 is: 228,876,661.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,771,324.70 : 487,156,987.05 = 152,584,440.70 : x
  2. Step 2: Convert to fraction form
    324,771,324.70/487,156,987.05 = 152,584,440.70/x
  3. Step 3: Cross multiply
    324,771,324.70x = 487,156,987.05 × 152,584,440.70
  4. Step 4: Simplify right side
    324,771,324.70x = 74,332,576,402,121,392
  5. Step 5: Solve for x
    x = 74,332,576,402,121,392/324,771,324.70
  6. Step 6: Final answer
    x = 228,876,661.05

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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.