Home / 352,273,008.60-528,409,512.90-229,829,002.20

Finding the Fourth Proportional to 352,273,008.60, 528,409,512.90 and 229,829,002.20

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Solution

The fourth proportional to 352,273,008.60, 528,409,512.90 and 229,829,002.20 is: 344,743,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,273,008.60 : 528,409,512.90 = 229,829,002.20 : x
  2. Step 2: Convert to fraction form
    352,273,008.60/528,409,512.90 = 229,829,002.20/x
  3. Step 3: Cross multiply
    352,273,008.60x = 528,409,512.90 × 229,829,002.20
  4. Step 4: Simplify right side
    352,273,008.60x = 121,443,831,102,795,024
  5. Step 5: Solve for x
    x = 121,443,831,102,795,024/352,273,008.60
  6. Step 6: Final answer
    x = 344,743,503.30

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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.