Home / 379,008,176.13-523,034,888.99-222,377,948.01

Finding the Fourth Proportional to 379,008,176.13, 523,034,888.99 and 222,377,948.01

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Solution

The fourth proportional to 379,008,176.13, 523,034,888.99 and 222,377,948.01 is: 306,883,683.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,008,176.13 : 523,034,888.99 = 222,377,948.01 : x
  2. Step 2: Convert to fraction form
    379,008,176.13/523,034,888.99 = 222,377,948.01/x
  3. Step 3: Cross multiply
    379,008,176.13x = 523,034,888.99 × 222,377,948.01
  4. Step 4: Simplify right side
    379,008,176.13x = 116,311,425,350,122,448
  5. Step 5: Solve for x
    x = 116,311,425,350,122,448/379,008,176.13
  6. Step 6: Final answer
    x = 306,883,683.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.