Home / 650,622,920.57-897,875,229.74-353,277,695.27

Finding the Fourth Proportional to 650,622,920.57, 897,875,229.74 and 353,277,695.27

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Solution

The fourth proportional to 650,622,920.57, 897,875,229.74 and 353,277,695.27 is: 487,531,689.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,622,920.57 : 897,875,229.74 = 353,277,695.27 : x
  2. Step 2: Convert to fraction form
    650,622,920.57/897,875,229.74 = 353,277,695.27/x
  3. Step 3: Cross multiply
    650,622,920.57x = 897,875,229.74 × 353,277,695.27
  4. Step 4: Simplify right side
    650,622,920.57x = 317,199,291,802,568,960
  5. Step 5: Solve for x
    x = 317,199,291,802,568,960/650,622,920.57
  6. Step 6: Final answer
    x = 487,531,689.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.