Home / 144,126,086.46-216,144,416.24-51,997,848.05

Finding the Fourth Proportional to 144,126,086.46, 216,144,416.24 and 51,997,848.05

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Solution

The fourth proportional to 144,126,086.46, 216,144,416.24 and 51,997,848.05 is: 77,980,640.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,126,086.46 : 216,144,416.24 = 51,997,848.05 : x
  2. Step 2: Convert to fraction form
    144,126,086.46/216,144,416.24 = 51,997,848.05/x
  3. Step 3: Cross multiply
    144,126,086.46x = 216,144,416.24 × 51,997,848.05
  4. Step 4: Simplify right side
    144,126,086.46x = 11,239,044,511,162,762
  5. Step 5: Solve for x
    x = 11,239,044,511,162,762/144,126,086.46
  6. Step 6: Final answer
    x = 77,980,640.34

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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.