Home / 781,668,066,205.16-1,171,830,577,187.10-271,660,572,503.41

Finding the Fourth Proportional to 781,668,066,205.16, 1,171,830,577,187.10 and 271,660,572,503.41

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Solution

The fourth proportional to 781,668,066,205.16, 1,171,830,577,187.10 and 271,660,572,503.41 is: 407,257,478,255.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,668,066,205.16 : 1,171,830,577,187.10 = 271,660,572,503.41 : x
  2. Step 2: Convert to fraction form
    781,668,066,205.16/1,171,830,577,187.10 = 271,660,572,503.41/x
  3. Step 3: Cross multiply
    781,668,066,205.16x = 1,171,830,577,187.10 × 271,660,572,503.41
  4. Step 4: Simplify right side
    781,668,066,205.16x = 318,340,165,475,648,980,123,648
  5. Step 5: Solve for x
    x = 318,340,165,475,648,980,123,648/781,668,066,205.16
  6. Step 6: Final answer
    x = 407,257,478,255.61

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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.