Home / 161,815,202.20-242,754,296.10-46,803,496.60

Finding the Fourth Proportional to 161,815,202.20, 242,754,296.10 and 46,803,496.60

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Solution

The fourth proportional to 161,815,202.20, 242,754,296.10 and 46,803,496.60 is: 70,214,353.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,815,202.20 : 242,754,296.10 = 46,803,496.60 : x
  2. Step 2: Convert to fraction form
    161,815,202.20/242,754,296.10 = 46,803,496.60/x
  3. Step 3: Cross multiply
    161,815,202.20x = 242,754,296.10 × 46,803,496.60
  4. Step 4: Simplify right side
    161,815,202.20x = 11,361,749,872,151,744
  5. Step 5: Solve for x
    x = 11,361,749,872,151,744/161,815,202.20
  6. Step 6: Final answer
    x = 70,214,353.89

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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.