Home / 18,917,654,691,753-28,376,528,538,716-5,334,630,360,133.20

Finding the Fourth Proportional to 18,917,654,691,753, 28,376,528,538,716 and 5,334,630,360,133.20

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Solution

The fourth proportional to 18,917,654,691,753, 28,376,528,538,716 and 5,334,630,360,133.20 is: 8,001,958,653,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,917,654,691,753 : 28,376,528,538,716 = 5,334,630,360,133.20 : x
  2. Step 2: Convert to fraction form
    18,917,654,691,753/28,376,528,538,716 = 5,334,630,360,133.20/x
  3. Step 3: Cross multiply
    18,917,654,691,753x = 28,376,528,538,716 × 5,334,630,360,133.20
  4. Step 4: Simplify right side
    18,917,654,691,753x = 151,378,290,657,820,574,172,053,504
  5. Step 5: Solve for x
    x = 151,378,290,657,820,574,172,053,504/18,917,654,691,753
  6. Step 6: Final answer
    x = 8,001,958,653,141.75

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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.