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Finding the Fourth Proportional to 6,802,298,489.60, 10,187,323,420.80 and 6,802,298,489.60

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Solution

The fourth proportional to 6,802,298,489.60, 10,187,323,420.80 and 6,802,298,489.60 is: 10,187,323,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,802,298,489.60 : 10,187,323,420.80 = 6,802,298,489.60 : x
  2. Step 2: Convert to fraction form
    6,802,298,489.60/10,187,323,420.80 = 6,802,298,489.60/x
  3. Step 3: Cross multiply
    6,802,298,489.60x = 10,187,323,420.80 × 6,802,298,489.60
  4. Step 4: Simplify right side
    6,802,298,489.60x = 69,297,214,718,374,543,360
  5. Step 5: Solve for x
    x = 69,297,214,718,374,543,360/6,802,298,489.60
  6. Step 6: Final answer
    x = 10,187,323,420.80

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1.5x scale

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.