Home / 114,771,128,692.19-158,441,498,694.45-71,381,399,284.69

Finding the Fourth Proportional to 114,771,128,692.19, 158,441,498,694.45 and 71,381,399,284.69

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Solution

The fourth proportional to 114,771,128,692.19, 158,441,498,694.45 and 71,381,399,284.69 is: 98,541,994,057.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,771,128,692.19 : 158,441,498,694.45 = 71,381,399,284.69 : x
  2. Step 2: Convert to fraction form
    114,771,128,692.19/158,441,498,694.45 = 71,381,399,284.69/x
  3. Step 3: Cross multiply
    114,771,128,692.19x = 158,441,498,694.45 × 71,381,399,284.69
  4. Step 4: Simplify right side
    114,771,128,692.19x = 11,309,775,881,572,909,580,288
  5. Step 5: Solve for x
    x = 11,309,775,881,572,909,580,288/114,771,128,692.19
  6. Step 6: Final answer
    x = 98,541,994,057.63

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Double scale
Find fourth proportional to 114,771,128,693.19, 158,441,498,695.83 and 71,381,399,285.69
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1.5x scale

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.