Home / 270,014,807.08-372,618,450-152,538,002.56

Finding the Fourth Proportional to 270,014,807.08, 372,618,450 and 152,538,002.56

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Solution

The fourth proportional to 270,014,807.08, 372,618,450 and 152,538,002.56 is: 210,501,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,014,807.08 : 372,618,450 = 152,538,002.56 : x
  2. Step 2: Convert to fraction form
    270,014,807.08/372,618,450 = 152,538,002.56/x
  3. Step 3: Cross multiply
    270,014,807.08x = 372,618,450 × 152,538,002.56
  4. Step 4: Simplify right side
    270,014,807.08x = 56,838,474,080,003,232
  5. Step 5: Solve for x
    x = 56,838,474,080,003,232/270,014,807.08
  6. Step 6: Final answer
    x = 210,501,322.85

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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.