Home / 324,771,208.20-487,156,812.30-152,584,324.20

Finding the Fourth Proportional to 324,771,208.20, 487,156,812.30 and 152,584,324.20

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Solution

The fourth proportional to 324,771,208.20, 487,156,812.30 and 152,584,324.20 is: 228,876,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,771,208.20 : 487,156,812.30 = 152,584,324.20 : x
  2. Step 2: Convert to fraction form
    324,771,208.20/487,156,812.30 = 152,584,324.20/x
  3. Step 3: Cross multiply
    324,771,208.20x = 487,156,812.30 × 152,584,324.20
  4. Step 4: Simplify right side
    324,771,208.20x = 74,332,492,984,221,744
  5. Step 5: Solve for x
    x = 74,332,492,984,221,744/324,771,208.20
  6. Step 6: Final answer
    x = 228,876,486.30

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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.