Home / 161,672,485.68-242,505,227.04-45,084,730.68

Finding the Fourth Proportional to 161,672,485.68, 242,505,227.04 and 45,084,730.68

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Solution

The fourth proportional to 161,672,485.68, 242,505,227.04 and 45,084,730.68 is: 67,626,119.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,672,485.68 : 242,505,227.04 = 45,084,730.68 : x
  2. Step 2: Convert to fraction form
    161,672,485.68/242,505,227.04 = 45,084,730.68/x
  3. Step 3: Cross multiply
    161,672,485.68x = 242,505,227.04 × 45,084,730.68
  4. Step 4: Simplify right side
    161,672,485.68x = 10,933,282,849,590,654
  5. Step 5: Solve for x
    x = 10,933,282,849,590,654/161,672,485.68
  6. Step 6: Final answer
    x = 67,626,119.58

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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.