Home / 249,964,160.43-374,964,201.45-86,199,561.12

Finding the Fourth Proportional to 249,964,160.43, 374,964,201.45 and 86,199,561.12

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Solution

The fourth proportional to 249,964,160.43, 374,964,201.45 and 86,199,561.12 is: 129,305,535.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,964,160.43 : 374,964,201.45 = 86,199,561.12 : x
  2. Step 2: Convert to fraction form
    249,964,160.43/374,964,201.45 = 86,199,561.12/x
  3. Step 3: Cross multiply
    249,964,160.43x = 374,964,201.45 × 86,199,561.12
  4. Step 4: Simplify right side
    249,964,160.43x = 32,321,749,600,701,268
  5. Step 5: Solve for x
    x = 32,321,749,600,701,268/249,964,160.43
  6. Step 6: Final answer
    x = 129,305,535.42

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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.