Home / 352,273,006.10-528,409,509.15-229,828,999.70

Finding the Fourth Proportional to 352,273,006.10, 528,409,509.15 and 229,828,999.70

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Solution

The fourth proportional to 352,273,006.10, 528,409,509.15 and 229,828,999.70 is: 344,743,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,273,006.10 : 528,409,509.15 = 229,828,999.70 : x
  2. Step 2: Convert to fraction form
    352,273,006.10/528,409,509.15 = 229,828,999.70/x
  3. Step 3: Cross multiply
    352,273,006.10x = 528,409,509.15 × 229,828,999.70
  4. Step 4: Simplify right side
    352,273,006.10x = 121,443,828,919,912,480
  5. Step 5: Solve for x
    x = 121,443,828,919,912,480/352,273,006.10
  6. Step 6: Final answer
    x = 344,743,499.55

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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.