Home / 175,507,987.20-263,261,980.80-124,489,651.20

Finding the Fourth Proportional to 175,507,987.20, 263,261,980.80 and 124,489,651.20

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Solution

The fourth proportional to 175,507,987.20, 263,261,980.80 and 124,489,651.20 is: 186,734,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,507,987.20 : 263,261,980.80 = 124,489,651.20 : x
  2. Step 2: Convert to fraction form
    175,507,987.20/263,261,980.80 = 124,489,651.20/x
  3. Step 3: Cross multiply
    175,507,987.20x = 263,261,980.80 × 124,489,651.20
  4. Step 4: Simplify right side
    175,507,987.20x = 32,773,392,164,013,100
  5. Step 5: Solve for x
    x = 32,773,392,164,013,100/175,507,987.20
  6. Step 6: Final answer
    x = 186,734,476.80

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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.