Home / 906,876,720.20-1,360,315,080.30-447,711,696.20

Finding the Fourth Proportional to 906,876,720.20, 1,360,315,080.30 and 447,711,696.20

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Solution

The fourth proportional to 906,876,720.20, 1,360,315,080.30 and 447,711,696.20 is: 671,567,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,876,720.20 : 1,360,315,080.30 = 447,711,696.20 : x
  2. Step 2: Convert to fraction form
    906,876,720.20/1,360,315,080.30 = 447,711,696.20/x
  3. Step 3: Cross multiply
    906,876,720.20x = 1,360,315,080.30 × 447,711,696.20
  4. Step 4: Simplify right side
    906,876,720.20x = 609,028,971,967,552,128
  5. Step 5: Solve for x
    x = 609,028,971,967,552,128/906,876,720.20
  6. Step 6: Final answer
    x = 671,567,544.30

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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.