Home / 352,095,409.20-528,140,489.40-106,451,569.20

Finding the Fourth Proportional to 352,095,409.20, 528,140,489.40 and 106,451,569.20

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Solution

The fourth proportional to 352,095,409.20, 528,140,489.40 and 106,451,569.20 is: 159,676,560.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,095,409.20 : 528,140,489.40 = 106,451,569.20 : x
  2. Step 2: Convert to fraction form
    352,095,409.20/528,140,489.40 = 106,451,569.20/x
  3. Step 3: Cross multiply
    352,095,409.20x = 528,140,489.40 × 106,451,569.20
  4. Step 4: Simplify right side
    352,095,409.20x = 56,221,383,854,685,968
  5. Step 5: Solve for x
    x = 56,221,383,854,685,968/352,095,409.20
  6. Step 6: Final answer
    x = 159,676,560.35

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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.