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Finding the Fourth Proportional to 606,548,672.70, 909,823,009.05 and 582,740,115.90

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Solution

The fourth proportional to 606,548,672.70, 909,823,009.05 and 582,740,115.90 is: 874,110,173.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,548,672.70 : 909,823,009.05 = 582,740,115.90 : x
  2. Step 2: Convert to fraction form
    606,548,672.70/909,823,009.05 = 582,740,115.90/x
  3. Step 3: Cross multiply
    606,548,672.70x = 909,823,009.05 × 582,740,115.90
  4. Step 4: Simplify right side
    606,548,672.70x = 530,190,365,742,283,712
  5. Step 5: Solve for x
    x = 530,190,365,742,283,712/606,548,672.70
  6. Step 6: Final answer
    x = 874,110,173.85

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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.