Home / 1,079,284,534.20-1,618,926,801.30-904,945,314.15

Finding the Fourth Proportional to 1,079,284,534.20, 1,618,926,801.30 and 904,945,314.15

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Solution

The fourth proportional to 1,079,284,534.20, 1,618,926,801.30 and 904,945,314.15 is: 1,357,417,971.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,284,534.20 : 1,618,926,801.30 = 904,945,314.15 : x
  2. Step 2: Convert to fraction form
    1,079,284,534.20/1,618,926,801.30 = 904,945,314.15/x
  3. Step 3: Cross multiply
    1,079,284,534.20x = 1,618,926,801.30 × 904,945,314.15
  4. Step 4: Simplify right side
    1,079,284,534.20x = 1,465,040,222,788,283,136
  5. Step 5: Solve for x
    x = 1,465,040,222,788,283,136/1,079,284,534.20
  6. Step 6: Final answer
    x = 1,357,417,971.23

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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.