Home / 403,164,029.80-604,858,019.10-173,243,261.80

Finding the Fourth Proportional to 403,164,029.80, 604,858,019.10 and 173,243,261.80

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Solution

The fourth proportional to 403,164,029.80, 604,858,019.10 and 173,243,261.80 is: 259,913,009.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,164,029.80 : 604,858,019.10 = 173,243,261.80 : x
  2. Step 2: Convert to fraction form
    403,164,029.80/604,858,019.10 = 173,243,261.80/x
  3. Step 3: Cross multiply
    403,164,029.80x = 604,858,019.10 × 173,243,261.80
  4. Step 4: Simplify right side
    403,164,029.80x = 104,787,576,154,770,704
  5. Step 5: Solve for x
    x = 104,787,576,154,770,704/403,164,029.80
  6. Step 6: Final answer
    x = 259,913,009.12

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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.