Home / 188,720,927.20-282,949,776.84-83,619,106.30

Finding the Fourth Proportional to 188,720,927.20, 282,949,776.84 and 83,619,106.30

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Solution

The fourth proportional to 188,720,927.20, 282,949,776.84 and 83,619,106.30 is: 125,370,343.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,720,927.20 : 282,949,776.84 = 83,619,106.30 : x
  2. Step 2: Convert to fraction form
    188,720,927.20/282,949,776.84 = 83,619,106.30/x
  3. Step 3: Cross multiply
    188,720,927.20x = 282,949,776.84 × 83,619,106.30
  4. Step 4: Simplify right side
    188,720,927.20x = 23,660,007,467,145,236
  5. Step 5: Solve for x
    x = 23,660,007,467,145,236/188,720,927.20
  6. Step 6: Final answer
    x = 125,370,343.49

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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.