Home / 170,132,956.40-254,632,564.20-156,528,066.80

Finding the Fourth Proportional to 170,132,956.40, 254,632,564.20 and 156,528,066.80

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Solution

The fourth proportional to 170,132,956.40, 254,632,564.20 and 156,528,066.80 is: 234,270,560.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,132,956.40 : 254,632,564.20 = 156,528,066.80 : x
  2. Step 2: Convert to fraction form
    170,132,956.40/254,632,564.20 = 156,528,066.80/x
  3. Step 3: Cross multiply
    170,132,956.40x = 254,632,564.20 × 156,528,066.80
  4. Step 4: Simplify right side
    170,132,956.40x = 39,857,143,018,552,888
  5. Step 5: Solve for x
    x = 39,857,143,018,552,888/170,132,956.40
  6. Step 6: Final answer
    x = 234,270,560.28

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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.