Home / 416,133,237.68-574,259,296.23-225,389,509.72

Finding the Fourth Proportional to 416,133,237.68, 574,259,296.23 and 225,389,509.72

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Solution

The fourth proportional to 416,133,237.68, 574,259,296.23 and 225,389,509.72 is: 311,035,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,133,237.68 : 574,259,296.23 = 225,389,509.72 : x
  2. Step 2: Convert to fraction form
    416,133,237.68/574,259,296.23 = 225,389,509.72/x
  3. Step 3: Cross multiply
    416,133,237.68x = 574,259,296.23 × 225,389,509.72
  4. Step 4: Simplify right side
    416,133,237.68x = 129,432,021,229,431,952
  5. Step 5: Solve for x
    x = 129,432,021,229,431,952/416,133,237.68
  6. Step 6: Final answer
    x = 311,035,047.21

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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.