Home / 227,837,905.08-314,417,818.56-123,415,976.32

Finding the Fourth Proportional to 227,837,905.08, 314,417,818.56 and 123,415,976.32

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Solution

The fourth proportional to 227,837,905.08, 314,417,818.56 and 123,415,976.32 is: 170,314,865.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,837,905.08 : 314,417,818.56 = 123,415,976.32 : x
  2. Step 2: Convert to fraction form
    227,837,905.08/314,417,818.56 = 123,415,976.32/x
  3. Step 3: Cross multiply
    227,837,905.08x = 314,417,818.56 × 123,415,976.32
  4. Step 4: Simplify right side
    227,837,905.08x = 38,804,182,049,987,016
  5. Step 5: Solve for x
    x = 38,804,182,049,987,016/227,837,905.08
  6. Step 6: Final answer
    x = 170,314,865.02

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1.5x scale

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.