Home / 393,244,499.93-589,944,455.72-144,252,069.20

Finding the Fourth Proportional to 393,244,499.93, 589,944,455.72 and 144,252,069.20

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Solution

The fourth proportional to 393,244,499.93, 589,944,455.72 and 144,252,069.20 is: 216,406,608.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,244,499.93 : 589,944,455.72 = 144,252,069.20 : x
  2. Step 2: Convert to fraction form
    393,244,499.93/589,944,455.72 = 144,252,069.20/x
  3. Step 3: Cross multiply
    393,244,499.93x = 589,944,455.72 × 144,252,069.20
  4. Step 4: Simplify right side
    393,244,499.93x = 85,100,708,448,088,672
  5. Step 5: Solve for x
    x = 85,100,708,448,088,672/393,244,499.93
  6. Step 6: Final answer
    x = 216,406,608.27

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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.