Home / 215,898,159.70-323,847,239.55-106,740,178.30

Finding the Fourth Proportional to 215,898,159.70, 323,847,239.55 and 106,740,178.30

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Solution

The fourth proportional to 215,898,159.70, 323,847,239.55 and 106,740,178.30 is: 160,110,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,898,159.70 : 323,847,239.55 = 106,740,178.30 : x
  2. Step 2: Convert to fraction form
    215,898,159.70/323,847,239.55 = 106,740,178.30/x
  3. Step 3: Cross multiply
    215,898,159.70x = 323,847,239.55 × 106,740,178.30
  4. Step 4: Simplify right side
    215,898,159.70x = 34,567,512,091,529,812
  5. Step 5: Solve for x
    x = 34,567,512,091,529,812/215,898,159.70
  6. Step 6: Final answer
    x = 160,110,267.45

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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.