Home / 158,204,954,128.76-218,341,553,265.36-93,975,932,198.73

Finding the Fourth Proportional to 158,204,954,128.76, 218,341,553,265.36 and 93,975,932,198.73

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Solution

The fourth proportional to 158,204,954,128.76, 218,341,553,265.36 and 93,975,932,198.73 is: 129,697,904,334.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,204,954,128.76 : 218,341,553,265.36 = 93,975,932,198.73 : x
  2. Step 2: Convert to fraction form
    158,204,954,128.76/218,341,553,265.36 = 93,975,932,198.73/x
  3. Step 3: Cross multiply
    158,204,954,128.76x = 218,341,553,265.36 × 93,975,932,198.73
  4. Step 4: Simplify right side
    158,204,954,128.76x = 20,518,851,005,830,863,519,744
  5. Step 5: Solve for x
    x = 20,518,851,005,830,863,519,744/158,204,954,128.76
  6. Step 6: Final answer
    x = 129,697,904,334.47

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1.5x scale

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.