Home / 114,182,067.68-157,571,405.52-61,971,103.36

Finding the Fourth Proportional to 114,182,067.68, 157,571,405.52 and 61,971,103.36

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Solution

The fourth proportional to 114,182,067.68, 157,571,405.52 and 61,971,103.36 is: 85,520,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,182,067.68 : 157,571,405.52 = 61,971,103.36 : x
  2. Step 2: Convert to fraction form
    114,182,067.68/157,571,405.52 = 61,971,103.36/x
  3. Step 3: Cross multiply
    114,182,067.68x = 157,571,405.52 × 61,971,103.36
  4. Step 4: Simplify right side
    114,182,067.68x = 9,764,873,858,060,396
  5. Step 5: Solve for x
    x = 9,764,873,858,060,396/114,182,067.68
  6. Step 6: Final answer
    x = 85,520,205.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.