Home / 662,335,487,999.20-993,503,231,998.80-264,645,417,368.80

Finding the Fourth Proportional to 662,335,487,999.20, 993,503,231,998.80 and 264,645,417,368.80

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Solution

The fourth proportional to 662,335,487,999.20, 993,503,231,998.80 and 264,645,417,368.80 is: 396,968,126,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,335,487,999.20 : 993,503,231,998.80 = 264,645,417,368.80 : x
  2. Step 2: Convert to fraction form
    662,335,487,999.20/993,503,231,998.80 = 264,645,417,368.80/x
  3. Step 3: Cross multiply
    662,335,487,999.20x = 993,503,231,998.80 × 264,645,417,368.80
  4. Step 4: Simplify right side
    662,335,487,999.20x = 262,926,077,489,574,175,571,968
  5. Step 5: Solve for x
    x = 262,926,077,489,574,175,571,968/662,335,487,999.20
  6. Step 6: Final answer
    x = 396,968,126,053.20

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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.