Home / 1,314,448,892.91-1,968,543,370.17-760,584,071.61

Finding the Fourth Proportional to 1,314,448,892.91, 1,968,543,370.17 and 760,584,071.61

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Solution

The fourth proportional to 1,314,448,892.91, 1,968,543,370.17 and 760,584,071.61 is: 1,139,065,002.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,448,892.91 : 1,968,543,370.17 = 760,584,071.61 : x
  2. Step 2: Convert to fraction form
    1,314,448,892.91/1,968,543,370.17 = 760,584,071.61/x
  3. Step 3: Cross multiply
    1,314,448,892.91x = 1,968,543,370.17 × 760,584,071.61
  4. Step 4: Simplify right side
    1,314,448,892.91x = 1,497,242,731,624,770,048
  5. Step 5: Solve for x
    x = 1,497,242,731,624,770,048/1,314,448,892.91
  6. Step 6: Final answer
    x = 1,139,065,002.60

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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.