Home / 177,016,686.80-265,525,030.20-108,141,933.20

Finding the Fourth Proportional to 177,016,686.80, 265,525,030.20 and 108,141,933.20

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Solution

The fourth proportional to 177,016,686.80, 265,525,030.20 and 108,141,933.20 is: 162,212,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,016,686.80 : 265,525,030.20 = 108,141,933.20 : x
  2. Step 2: Convert to fraction form
    177,016,686.80/265,525,030.20 = 108,141,933.20/x
  3. Step 3: Cross multiply
    177,016,686.80x = 265,525,030.20 × 108,141,933.20
  4. Step 4: Simplify right side
    177,016,686.80x = 28,714,390,078,816,384
  5. Step 5: Solve for x
    x = 28,714,390,078,816,384/177,016,686.80
  6. Step 6: Final answer
    x = 162,212,899.80

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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.