Home / 149,171,319.20-223,379,065.20-118,938,231.20

Finding the Fourth Proportional to 149,171,319.20, 223,379,065.20 and 118,938,231.20

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Solution

The fourth proportional to 149,171,319.20, 223,379,065.20 and 118,938,231.20 is: 178,106,026.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,171,319.20 : 223,379,065.20 = 118,938,231.20 : x
  2. Step 2: Convert to fraction form
    149,171,319.20/223,379,065.20 = 118,938,231.20/x
  3. Step 3: Cross multiply
    149,171,319.20x = 223,379,065.20 × 118,938,231.20
  4. Step 4: Simplify right side
    149,171,319.20x = 26,568,310,901,997,472
  5. Step 5: Solve for x
    x = 26,568,310,901,997,472/149,171,319.20
  6. Step 6: Final answer
    x = 178,106,026.31

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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.