Home / 401,664,007.20-602,496,010.80-110,530,567.20

Finding the Fourth Proportional to 401,664,007.20, 602,496,010.80 and 110,530,567.20

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Solution

The fourth proportional to 401,664,007.20, 602,496,010.80 and 110,530,567.20 is: 165,795,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,664,007.20 : 602,496,010.80 = 110,530,567.20 : x
  2. Step 2: Convert to fraction form
    401,664,007.20/602,496,010.80 = 110,530,567.20/x
  3. Step 3: Cross multiply
    401,664,007.20x = 602,496,010.80 × 110,530,567.20
  4. Step 4: Simplify right side
    401,664,007.20x = 66,594,225,809,461,320
  5. Step 5: Solve for x
    x = 66,594,225,809,461,320/401,664,007.20
  6. Step 6: Final answer
    x = 165,795,850.80

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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.