Home / 439,561,928.90-659,342,893.35-112,036,808.90

Finding the Fourth Proportional to 439,561,928.90, 659,342,893.35 and 112,036,808.90

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Solution

The fourth proportional to 439,561,928.90, 659,342,893.35 and 112,036,808.90 is: 168,055,213.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,561,928.90 : 659,342,893.35 = 112,036,808.90 : x
  2. Step 2: Convert to fraction form
    439,561,928.90/659,342,893.35 = 112,036,808.90/x
  3. Step 3: Cross multiply
    439,561,928.90x = 659,342,893.35 × 112,036,808.90
  4. Step 4: Simplify right side
    439,561,928.90x = 73,870,673,741,827,040
  5. Step 5: Solve for x
    x = 73,870,673,741,827,040/439,561,928.90
  6. Step 6: Final answer
    x = 168,055,213.35

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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.