Home / 163,716,119.16-225,926,858.72-90,375,686.52

Finding the Fourth Proportional to 163,716,119.16, 225,926,858.72 and 90,375,686.52

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Solution

The fourth proportional to 163,716,119.16, 225,926,858.72 and 90,375,686.52 is: 124,717,682.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,716,119.16 : 225,926,858.72 = 90,375,686.52 : x
  2. Step 2: Convert to fraction form
    163,716,119.16/225,926,858.72 = 90,375,686.52/x
  3. Step 3: Cross multiply
    163,716,119.16x = 225,926,858.72 × 90,375,686.52
  4. Step 4: Simplify right side
    163,716,119.16x = 20,418,294,960,127,048
  5. Step 5: Solve for x
    x = 20,418,294,960,127,048/163,716,119.16
  6. Step 6: Final answer
    x = 124,717,682.44

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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.