Home / 67,896,518.81-101,843,782.52-16,778,538.23

Finding the Fourth Proportional to 67,896,518.81, 101,843,782.52 and 16,778,538.23

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Solution

The fourth proportional to 67,896,518.81, 101,843,782.52 and 16,778,538.23 is: 25,167,561.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,896,518.81 : 101,843,782.52 = 16,778,538.23 : x
  2. Step 2: Convert to fraction form
    67,896,518.81/101,843,782.52 = 16,778,538.23/x
  3. Step 3: Cross multiply
    67,896,518.81x = 101,843,782.52 × 16,778,538.23
  4. Step 4: Simplify right side
    67,896,518.81x = 1,708,789,797,906,514.25
  5. Step 5: Solve for x
    x = 1,708,789,797,906,514.25/67,896,518.81
  6. Step 6: Final answer
    x = 25,167,561.28

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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.