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Finding the Fourth Proportional to 573,003,605.70, 859,505,408.55 and 164,059,756.20

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Solution

The fourth proportional to 573,003,605.70, 859,505,408.55 and 164,059,756.20 is: 246,089,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,003,605.70 : 859,505,408.55 = 164,059,756.20 : x
  2. Step 2: Convert to fraction form
    573,003,605.70/859,505,408.55 = 164,059,756.20/x
  3. Step 3: Cross multiply
    573,003,605.70x = 859,505,408.55 × 164,059,756.20
  4. Step 4: Simplify right side
    573,003,605.70x = 141,010,247,779,294,384
  5. Step 5: Solve for x
    x = 141,010,247,779,294,384/573,003,605.70
  6. Step 6: Final answer
    x = 246,089,634.30

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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.