Home / 217,654,369.56-300,340,822.32-134,009,230.32

Finding the Fourth Proportional to 217,654,369.56, 300,340,822.32 and 134,009,230.32

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Solution

The fourth proportional to 217,654,369.56, 300,340,822.32 and 134,009,230.32 is: 184,919,064.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,654,369.56 : 300,340,822.32 = 134,009,230.32 : x
  2. Step 2: Convert to fraction form
    217,654,369.56/300,340,822.32 = 134,009,230.32/x
  3. Step 3: Cross multiply
    217,654,369.56x = 300,340,822.32 × 134,009,230.32
  4. Step 4: Simplify right side
    217,654,369.56x = 40,248,442,432,779,072
  5. Step 5: Solve for x
    x = 40,248,442,432,779,072/217,654,369.56
  6. Step 6: Final answer
    x = 184,919,064.64

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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.