Home / 161,700,896.40-242,551,316.91-51,114,196.68

Finding the Fourth Proportional to 161,700,896.40, 242,551,316.91 and 51,114,196.68

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Solution

The fourth proportional to 161,700,896.40, 242,551,316.91 and 51,114,196.68 is: 76,671,286.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,700,896.40 : 242,551,316.91 = 51,114,196.68 : x
  2. Step 2: Convert to fraction form
    161,700,896.40/242,551,316.91 = 51,114,196.68/x
  3. Step 3: Cross multiply
    161,700,896.40x = 242,551,316.91 × 51,114,196.68
  4. Step 4: Simplify right side
    161,700,896.40x = 12,397,815,717,530,750
  5. Step 5: Solve for x
    x = 12,397,815,717,530,750/161,700,896.40
  6. Step 6: Final answer
    x = 76,671,286.27

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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.