Home / 906,876,728.70-1,360,315,093.05-447,711,704.70

Finding the Fourth Proportional to 906,876,728.70, 1,360,315,093.05 and 447,711,704.70

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Solution

The fourth proportional to 906,876,728.70, 1,360,315,093.05 and 447,711,704.70 is: 671,567,557.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,876,728.70 : 1,360,315,093.05 = 447,711,704.70 : x
  2. Step 2: Convert to fraction form
    906,876,728.70/1,360,315,093.05 = 447,711,704.70/x
  3. Step 3: Cross multiply
    906,876,728.70x = 1,360,315,093.05 × 447,711,704.70
  4. Step 4: Simplify right side
    906,876,728.70x = 609,028,989,238,554,624
  5. Step 5: Solve for x
    x = 609,028,989,238,554,624/906,876,728.70
  6. Step 6: Final answer
    x = 671,567,557.05

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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.