Home / 159,652,999.20-239,031,601.20-155,174,023.20

Finding the Fourth Proportional to 159,652,999.20, 239,031,601.20 and 155,174,023.20

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Solution

The fourth proportional to 159,652,999.20, 239,031,601.20 and 155,174,023.20 is: 232,325,702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,652,999.20 : 239,031,601.20 = 155,174,023.20 : x
  2. Step 2: Convert to fraction form
    159,652,999.20/239,031,601.20 = 155,174,023.20/x
  3. Step 3: Cross multiply
    159,652,999.20x = 239,031,601.20 × 155,174,023.20
  4. Step 4: Simplify right side
    159,652,999.20x = 37,091,495,230,141,944
  5. Step 5: Solve for x
    x = 37,091,495,230,141,944/159,652,999.20
  6. Step 6: Final answer
    x = 232,325,702.72

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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.