Home / 163,334,010.80-245,001,016.20-126,345,717.20

Finding the Fourth Proportional to 163,334,010.80, 245,001,016.20 and 126,345,717.20

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Solution

The fourth proportional to 163,334,010.80, 245,001,016.20 and 126,345,717.20 is: 189,518,575.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,334,010.80 : 245,001,016.20 = 126,345,717.20 : x
  2. Step 2: Convert to fraction form
    163,334,010.80/245,001,016.20 = 126,345,717.20/x
  3. Step 3: Cross multiply
    163,334,010.80x = 245,001,016.20 × 126,345,717.20
  4. Step 4: Simplify right side
    163,334,010.80x = 30,954,829,106,517,816
  5. Step 5: Solve for x
    x = 30,954,829,106,517,816/163,334,010.80
  6. Step 6: Final answer
    x = 189,518,575.80

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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.