Home / 1,255,087,459,089.60-1,882,631,188,634.40-406,229,796,666.20

Finding the Fourth Proportional to 1,255,087,459,089.60, 1,882,631,188,634.40 and 406,229,796,666.20

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Solution

The fourth proportional to 1,255,087,459,089.60, 1,882,631,188,634.40 and 406,229,796,666.20 is: 609,344,694,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,087,459,089.60 : 1,882,631,188,634.40 = 406,229,796,666.20 : x
  2. Step 2: Convert to fraction form
    1,255,087,459,089.60/1,882,631,188,634.40 = 406,229,796,666.20/x
  3. Step 3: Cross multiply
    1,255,087,459,089.60x = 1,882,631,188,634.40 × 406,229,796,666.20
  4. Step 4: Simplify right side
    1,255,087,459,089.60x = 764,780,884,956,398,760,230,912
  5. Step 5: Solve for x
    x = 764,780,884,956,398,760,230,912/1,255,087,459,089.60
  6. Step 6: Final answer
    x = 609,344,694,999.30

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Double scale
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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.