Home / 946,658,101.20-1,419,315,305.40-364,167,272.40

Finding the Fourth Proportional to 946,658,101.20, 1,419,315,305.40 and 364,167,272.40

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Solution

The fourth proportional to 946,658,101.20, 1,419,315,305.40 and 364,167,272.40 is: 545,992,457.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,658,101.20 : 1,419,315,305.40 = 364,167,272.40 : x
  2. Step 2: Convert to fraction form
    946,658,101.20/1,419,315,305.40 = 364,167,272.40/x
  3. Step 3: Cross multiply
    946,658,101.20x = 1,419,315,305.40 × 364,167,272.40
  4. Step 4: Simplify right side
    946,658,101.20x = 516,868,183,443,091,008
  5. Step 5: Solve for x
    x = 516,868,183,443,091,008/946,658,101.20
  6. Step 6: Final answer
    x = 545,992,457.88

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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.