Home / 146,499,608.32-202,161,917.20-86,963,403.04

Finding the Fourth Proportional to 146,499,608.32, 202,161,917.20 and 86,963,403.04

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Solution

The fourth proportional to 146,499,608.32, 202,161,917.20 and 86,963,403.04 is: 120,005,019.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,499,608.32 : 202,161,917.20 = 86,963,403.04 : x
  2. Step 2: Convert to fraction form
    146,499,608.32/202,161,917.20 = 86,963,403.04/x
  3. Step 3: Cross multiply
    146,499,608.32x = 202,161,917.20 × 86,963,403.04
  4. Step 4: Simplify right side
    146,499,608.32x = 17,580,688,284,802,708
  5. Step 5: Solve for x
    x = 17,580,688,284,802,708/146,499,608.32
  6. Step 6: Final answer
    x = 120,005,019.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.