Home / 439,350,728.87-606,263,931.73-260,703,832.33

Finding the Fourth Proportional to 439,350,728.87, 606,263,931.73 and 260,703,832.33

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Solution

The fourth proportional to 439,350,728.87, 606,263,931.73 and 260,703,832.33 is: 359,747,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,350,728.87 : 606,263,931.73 = 260,703,832.33 : x
  2. Step 2: Convert to fraction form
    439,350,728.87/606,263,931.73 = 260,703,832.33/x
  3. Step 3: Cross multiply
    439,350,728.87x = 606,263,931.73 × 260,703,832.33
  4. Step 4: Simplify right side
    439,350,728.87x = 158,055,330,406,548,224
  5. Step 5: Solve for x
    x = 158,055,330,406,548,224/439,350,728.87
  6. Step 6: Final answer
    x = 359,747,509.27

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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.