Home / 255,005,171.80-382,507,757.70-152,968,499.80

Finding the Fourth Proportional to 255,005,171.80, 382,507,757.70 and 152,968,499.80

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Solution

The fourth proportional to 255,005,171.80, 382,507,757.70 and 152,968,499.80 is: 229,452,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,005,171.80 : 382,507,757.70 = 152,968,499.80 : x
  2. Step 2: Convert to fraction form
    255,005,171.80/382,507,757.70 = 152,968,499.80/x
  3. Step 3: Cross multiply
    255,005,171.80x = 382,507,757.70 × 152,968,499.80
  4. Step 4: Simplify right side
    255,005,171.80x = 58,511,637,857,230,904
  5. Step 5: Solve for x
    x = 58,511,637,857,230,904/255,005,171.80
  6. Step 6: Final answer
    x = 229,452,749.70

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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.