Home / 95,904,006.40-143,856,009.60-87,967,820.80

Finding the Fourth Proportional to 95,904,006.40, 143,856,009.60 and 87,967,820.80

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Solution

The fourth proportional to 95,904,006.40, 143,856,009.60 and 87,967,820.80 is: 131,951,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,904,006.40 : 143,856,009.60 = 87,967,820.80 : x
  2. Step 2: Convert to fraction form
    95,904,006.40/143,856,009.60 = 87,967,820.80/x
  3. Step 3: Cross multiply
    95,904,006.40x = 143,856,009.60 × 87,967,820.80
  4. Step 4: Simplify right side
    95,904,006.40x = 12,654,699,673,495,878
  5. Step 5: Solve for x
    x = 12,654,699,673,495,878/95,904,006.40
  6. Step 6: Final answer
    x = 131,951,731.20

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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.