Home / 170,111,998.80-255,167,998.20-97,253,989.20

Finding the Fourth Proportional to 170,111,998.80, 255,167,998.20 and 97,253,989.20

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Solution

The fourth proportional to 170,111,998.80, 255,167,998.20 and 97,253,989.20 is: 145,880,983.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,111,998.80 : 255,167,998.20 = 97,253,989.20 : x
  2. Step 2: Convert to fraction form
    170,111,998.80/255,167,998.20 = 97,253,989.20/x
  3. Step 3: Cross multiply
    170,111,998.80x = 255,167,998.20 × 97,253,989.20
  4. Step 4: Simplify right side
    170,111,998.80x = 24,816,105,741,128,420
  5. Step 5: Solve for x
    x = 24,816,105,741,128,420/170,111,998.80
  6. Step 6: Final answer
    x = 145,880,983.80

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1.5x scale

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.