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Finding the Fourth Proportional to 601,814,866.20, 901,287,408.60 and 601,814,866.20

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Solution

The fourth proportional to 601,814,866.20, 901,287,408.60 and 601,814,866.20 is: 901,287,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,814,866.20 : 901,287,408.60 = 601,814,866.20 : x
  2. Step 2: Convert to fraction form
    601,814,866.20/901,287,408.60 = 601,814,866.20/x
  3. Step 3: Cross multiply
    601,814,866.20x = 901,287,408.60 × 601,814,866.20
  4. Step 4: Simplify right side
    601,814,866.20x = 542,408,161,214,353,792
  5. Step 5: Solve for x
    x = 542,408,161,214,353,792/601,814,866.20
  6. Step 6: Final answer
    x = 901,287,408.60

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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.