Home / 146,826,111.80-202,615,988.13-80,746,608.68

Finding the Fourth Proportional to 146,826,111.80, 202,615,988.13 and 80,746,608.68

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Solution

The fourth proportional to 146,826,111.80, 202,615,988.13 and 80,746,608.68 is: 111,428,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,826,111.80 : 202,615,988.13 = 80,746,608.68 : x
  2. Step 2: Convert to fraction form
    146,826,111.80/202,615,988.13 = 80,746,608.68/x
  3. Step 3: Cross multiply
    146,826,111.80x = 202,615,988.13 × 80,746,608.68
  4. Step 4: Simplify right side
    146,826,111.80x = 16,360,553,904,831,554
  5. Step 5: Solve for x
    x = 16,360,553,904,831,554/146,826,111.80
  6. Step 6: Final answer
    x = 111,428,094.80

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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.