Home / 175,507,315.20-263,260,972.80-124,488,979.20

Finding the Fourth Proportional to 175,507,315.20, 263,260,972.80 and 124,488,979.20

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Solution

The fourth proportional to 175,507,315.20, 263,260,972.80 and 124,488,979.20 is: 186,733,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,507,315.20 : 263,260,972.80 = 124,488,979.20 : x
  2. Step 2: Convert to fraction form
    175,507,315.20/263,260,972.80 = 124,488,979.20/x
  3. Step 3: Cross multiply
    175,507,315.20x = 263,260,972.80 × 124,488,979.20
  4. Step 4: Simplify right side
    175,507,315.20x = 32,773,089,767,070,968
  5. Step 5: Solve for x
    x = 32,773,089,767,070,968/175,507,315.20
  6. Step 6: Final answer
    x = 186,733,468.80

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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.