Home / 100,189,388.58-150,335,503.80-47,726,473.47

Finding the Fourth Proportional to 100,189,388.58, 150,335,503.80 and 47,726,473.47

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Solution

The fourth proportional to 100,189,388.58, 150,335,503.80 and 47,726,473.47 is: 71,614,205.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,189,388.58 : 150,335,503.80 = 47,726,473.47 : x
  2. Step 2: Convert to fraction form
    100,189,388.58/150,335,503.80 = 47,726,473.47/x
  3. Step 3: Cross multiply
    100,189,388.58x = 150,335,503.80 × 47,726,473.47
  4. Step 4: Simplify right side
    100,189,388.58x = 7,174,983,433,471,151
  5. Step 5: Solve for x
    x = 7,174,983,433,471,151/100,189,388.58
  6. Step 6: Final answer
    x = 71,614,205.21

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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.