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Finding the Fourth Proportional to 569,817,664.60, 854,751,380.10 and 186,865,216.60

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Solution

The fourth proportional to 569,817,664.60, 854,751,380.10 and 186,865,216.60 is: 280,305,985.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,817,664.60 : 854,751,380.10 = 186,865,216.60 : x
  2. Step 2: Convert to fraction form
    569,817,664.60/854,751,380.10 = 186,865,216.60/x
  3. Step 3: Cross multiply
    569,817,664.60x = 854,751,380.10 × 186,865,216.60
  4. Step 4: Simplify right side
    569,817,664.60x = 159,723,301,781,535,424
  5. Step 5: Solve for x
    x = 159,723,301,781,535,424/569,817,664.60
  6. Step 6: Final answer
    x = 280,305,985.06

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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.