Home / 161,838,316.80-242,757,475.20-148,446,003.60

Finding the Fourth Proportional to 161,838,316.80, 242,757,475.20 and 148,446,003.60

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Solution

The fourth proportional to 161,838,316.80, 242,757,475.20 and 148,446,003.60 is: 222,669,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,838,316.80 : 242,757,475.20 = 148,446,003.60 : x
  2. Step 2: Convert to fraction form
    161,838,316.80/242,757,475.20 = 148,446,003.60/x
  3. Step 3: Cross multiply
    161,838,316.80x = 242,757,475.20 × 148,446,003.60
  4. Step 4: Simplify right side
    161,838,316.80x = 36,036,377,037,466,104
  5. Step 5: Solve for x
    x = 36,036,377,037,466,104/161,838,316.80
  6. Step 6: Final answer
    x = 222,669,005.40

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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.