Home / 2,561,456,773,690.20-3,842,049,841,138-840,178,379,538.80

Finding the Fourth Proportional to 2,561,456,773,690.20, 3,842,049,841,138 and 840,178,379,538.80

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Solution

The fourth proportional to 2,561,456,773,690.20, 3,842,049,841,138 and 840,178,379,538.80 is: 1,260,223,183,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,456,773,690.20 : 3,842,049,841,138 = 840,178,379,538.80 : x
  2. Step 2: Convert to fraction form
    2,561,456,773,690.20/3,842,049,841,138 = 840,178,379,538.80/x
  3. Step 3: Cross multiply
    2,561,456,773,690.20x = 3,842,049,841,138 × 840,178,379,538.80
  4. Step 4: Simplify right side
    2,561,456,773,690.20x = 3,228,007,209,634,629,144,281,088
  5. Step 5: Solve for x
    x = 3,228,007,209,634,629,144,281,088/2,561,456,773,690.20
  6. Step 6: Final answer
    x = 1,260,223,183,459.84

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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.