Home / 56,852,993,899.26-78,459,583,215.96-31,478,467,473.05

Finding the Fourth Proportional to 56,852,993,899.26, 78,459,583,215.96 and 31,478,467,473.05

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Solution

The fourth proportional to 56,852,993,899.26, 78,459,583,215.96 and 31,478,467,473.05 is: 43,441,642,538.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,852,993,899.26 : 78,459,583,215.96 = 31,478,467,473.05 : x
  2. Step 2: Convert to fraction form
    56,852,993,899.26/78,459,583,215.96 = 31,478,467,473.05/x
  3. Step 3: Cross multiply
    56,852,993,899.26x = 78,459,583,215.96 × 31,478,467,473.05
  4. Step 4: Simplify right side
    56,852,993,899.26x = 2,469,787,438,212,264,230,912
  5. Step 5: Solve for x
    x = 2,469,787,438,212,264,230,912/56,852,993,899.26
  6. Step 6: Final answer
    x = 43,441,642,538.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.