Home / 270,014,806.25-372,618,448.81-152,538,001.73

Finding the Fourth Proportional to 270,014,806.25, 372,618,448.81 and 152,538,001.73

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Solution

The fourth proportional to 270,014,806.25, 372,618,448.81 and 152,538,001.73 is: 210,501,321.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,014,806.25 : 372,618,448.81 = 152,538,001.73 : x
  2. Step 2: Convert to fraction form
    270,014,806.25/372,618,448.81 = 152,538,001.73/x
  3. Step 3: Cross multiply
    270,014,806.25x = 372,618,448.81 × 152,538,001.73
  4. Step 4: Simplify right side
    270,014,806.25x = 56,838,473,587,346,600
  5. Step 5: Solve for x
    x = 56,838,473,587,346,600/270,014,806.25
  6. Step 6: Final answer
    x = 210,501,321.68

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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.