Home / 270,014,806.08-372,618,448.62-152,538,001.56

Finding the Fourth Proportional to 270,014,806.08, 372,618,448.62 and 152,538,001.56

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Solution

The fourth proportional to 270,014,806.08, 372,618,448.62 and 152,538,001.56 is: 210,501,321.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,014,806.08 : 372,618,448.62 = 152,538,001.56 : x
  2. Step 2: Convert to fraction form
    270,014,806.08/372,618,448.62 = 152,538,001.56/x
  3. Step 3: Cross multiply
    270,014,806.08x = 372,618,448.62 × 152,538,001.56
  4. Step 4: Simplify right side
    270,014,806.08x = 56,838,473,496,882,344
  5. Step 5: Solve for x
    x = 56,838,473,496,882,344/270,014,806.08
  6. Step 6: Final answer
    x = 210,501,321.47

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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.