Home / 217,228,827.32-325,933,477.14-87,927,840.44

Finding the Fourth Proportional to 217,228,827.32, 325,933,477.14 and 87,927,840.44

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Solution

The fourth proportional to 217,228,827.32, 325,933,477.14 and 87,927,840.44 is: 131,928,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,228,827.32 : 325,933,477.14 = 87,927,840.44 : x
  2. Step 2: Convert to fraction form
    217,228,827.32/325,933,477.14 = 87,927,840.44/x
  3. Step 3: Cross multiply
    217,228,827.32x = 325,933,477.14 × 87,927,840.44
  4. Step 4: Simplify right side
    217,228,827.32x = 28,658,626,772,020,304
  5. Step 5: Solve for x
    x = 28,658,626,772,020,304/217,228,827.32
  6. Step 6: Final answer
    x = 131,928,285.60

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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.