Home / 535,297,443.76-802,951,704.98-161,808,431.47

Finding the Fourth Proportional to 535,297,443.76, 802,951,704.98 and 161,808,431.47

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Solution

The fourth proportional to 535,297,443.76, 802,951,704.98 and 161,808,431.47 is: 242,714,321.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,297,443.76 : 802,951,704.98 = 161,808,431.47 : x
  2. Step 2: Convert to fraction form
    535,297,443.76/802,951,704.98 = 161,808,431.47/x
  3. Step 3: Cross multiply
    535,297,443.76x = 802,951,704.98 × 161,808,431.47
  4. Step 4: Simplify right side
    535,297,443.76x = 129,924,355,926,766,352
  5. Step 5: Solve for x
    x = 129,924,355,926,766,352/535,297,443.76
  6. Step 6: Final answer
    x = 242,714,321.62

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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.