Home / 161,917,475.33-242,819,384.49-45,301,494.53

Finding the Fourth Proportional to 161,917,475.33, 242,819,384.49 and 45,301,494.53

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Solution

The fourth proportional to 161,917,475.33, 242,819,384.49 and 45,301,494.53 is: 67,936,342.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,917,475.33 : 242,819,384.49 = 45,301,494.53 : x
  2. Step 2: Convert to fraction form
    161,917,475.33/242,819,384.49 = 45,301,494.53/x
  3. Step 3: Cross multiply
    161,917,475.33x = 242,819,384.49 × 45,301,494.53
  4. Step 4: Simplify right side
    161,917,475.33x = 11,000,081,017,037,604
  5. Step 5: Solve for x
    x = 11,000,081,017,037,604/161,917,475.33
  6. Step 6: Final answer
    x = 67,936,342.23

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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.