Home / 2,301,209,063.79-3,451,435,682.07-990,758,313.87

Finding the Fourth Proportional to 2,301,209,063.79, 3,451,435,682.07 and 990,758,313.87

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Solution

The fourth proportional to 2,301,209,063.79, 3,451,435,682.07 and 990,758,313.87 is: 1,485,974,764.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301,209,063.79 : 3,451,435,682.07 = 990,758,313.87 : x
  2. Step 2: Convert to fraction form
    2,301,209,063.79/3,451,435,682.07 = 990,758,313.87/x
  3. Step 3: Cross multiply
    2,301,209,063.79x = 3,451,435,682.07 × 990,758,313.87
  4. Step 4: Simplify right side
    2,301,209,063.79x = 3,419,538,596,798,426,624
  5. Step 5: Solve for x
    x = 3,419,538,596,798,426,624/2,301,209,063.79
  6. Step 6: Final answer
    x = 1,485,974,764.57

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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.