Home / 1,745,780,922.19-2,619,016,352.48-640,396,042.48

Finding the Fourth Proportional to 1,745,780,922.19, 2,619,016,352.48 and 640,396,042.48

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Solution

The fourth proportional to 1,745,780,922.19, 2,619,016,352.48 and 640,396,042.48 is: 960,720,607.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,780,922.19 : 2,619,016,352.48 = 640,396,042.48 : x
  2. Step 2: Convert to fraction form
    1,745,780,922.19/2,619,016,352.48 = 640,396,042.48/x
  3. Step 3: Cross multiply
    1,745,780,922.19x = 2,619,016,352.48 × 640,396,042.48
  4. Step 4: Simplify right side
    1,745,780,922.19x = 1,677,207,707,323,457,024
  5. Step 5: Solve for x
    x = 1,677,207,707,323,457,024/1,745,780,922.19
  6. Step 6: Final answer
    x = 960,720,607.04

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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.