Home / 265,970,922.56-398,610,332.97-108,220,095.08

Finding the Fourth Proportional to 265,970,922.56, 398,610,332.97 and 108,220,095.08

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Solution

The fourth proportional to 265,970,922.56, 398,610,332.97 and 108,220,095.08 is: 162,189,339.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,970,922.56 : 398,610,332.97 = 108,220,095.08 : x
  2. Step 2: Convert to fraction form
    265,970,922.56/398,610,332.97 = 108,220,095.08/x
  3. Step 3: Cross multiply
    265,970,922.56x = 398,610,332.97 × 108,220,095.08
  4. Step 4: Simplify right side
    265,970,922.56x = 43,137,648,133,883,864
  5. Step 5: Solve for x
    x = 43,137,648,133,883,864/265,970,922.56
  6. Step 6: Final answer
    x = 162,189,339.04

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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.