Home / 781,668,066,205.91-1,171,830,577,188.30-271,660,572,504.16

Finding the Fourth Proportional to 781,668,066,205.91, 1,171,830,577,188.30 and 271,660,572,504.16

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Solution

The fourth proportional to 781,668,066,205.91, 1,171,830,577,188.30 and 271,660,572,504.16 is: 407,257,478,256.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,668,066,205.91 : 1,171,830,577,188.30 = 271,660,572,504.16 : x
  2. Step 2: Convert to fraction form
    781,668,066,205.91/1,171,830,577,188.30 = 271,660,572,504.16/x
  3. Step 3: Cross multiply
    781,668,066,205.91x = 1,171,830,577,188.30 × 271,660,572,504.16
  4. Step 4: Simplify right side
    781,668,066,205.91x = 318,340,165,476,853,852,667,904
  5. Step 5: Solve for x
    x = 318,340,165,476,853,852,667,904/781,668,066,205.91
  6. Step 6: Final answer
    x = 407,257,478,256.76

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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.