Home / 199,999,923.22-299,402,175.38-120,977,284.42

Finding the Fourth Proportional to 199,999,923.22, 299,402,175.38 and 120,977,284.42

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Solution

The fourth proportional to 199,999,923.22, 299,402,175.38 and 120,977,284.42 is: 181,104,380.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,999,923.22 : 299,402,175.38 = 120,977,284.42 : x
  2. Step 2: Convert to fraction form
    199,999,923.22/299,402,175.38 = 120,977,284.42/x
  3. Step 3: Cross multiply
    199,999,923.22x = 299,402,175.38 × 120,977,284.42
  4. Step 4: Simplify right side
    199,999,923.22x = 36,220,862,126,912,984
  5. Step 5: Solve for x
    x = 36,220,862,126,912,984/199,999,923.22
  6. Step 6: Final answer
    x = 181,104,380.16

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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.