Home / 820,926,495.37-1,132,864,561.80-444,580,025.08

Finding the Fourth Proportional to 820,926,495.37, 1,132,864,561.80 and 444,580,025.08

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Solution

The fourth proportional to 820,926,495.37, 1,132,864,561.80 and 444,580,025.08 is: 613,512,851.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,926,495.37 : 1,132,864,561.80 = 444,580,025.08 : x
  2. Step 2: Convert to fraction form
    820,926,495.37/1,132,864,561.80 = 444,580,025.08/x
  3. Step 3: Cross multiply
    820,926,495.37x = 1,132,864,561.80 × 444,580,025.08
  4. Step 4: Simplify right side
    820,926,495.37x = 503,648,955,297,287,168
  5. Step 5: Solve for x
    x = 503,648,955,297,287,168/820,926,495.37
  6. Step 6: Final answer
    x = 613,512,851.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.