Home / 210,805,505,343.12-290,903,438,202-114,459,386,654.04

Finding the Fourth Proportional to 210,805,505,343.12, 290,903,438,202 and 114,459,386,654.04

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Solution

The fourth proportional to 210,805,505,343.12, 290,903,438,202 and 114,459,386,654.04 is: 157,949,523,462.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,805,505,343.12 : 290,903,438,202 = 114,459,386,654.04 : x
  2. Step 2: Convert to fraction form
    210,805,505,343.12/290,903,438,202 = 114,459,386,654.04/x
  3. Step 3: Cross multiply
    210,805,505,343.12x = 290,903,438,202 × 114,459,386,654.04
  4. Step 4: Simplify right side
    210,805,505,343.12x = 33,296,629,112,152,346,591,232
  5. Step 5: Solve for x
    x = 33,296,629,112,152,346,591,232/210,805,505,343.12
  6. Step 6: Final answer
    x = 157,949,523,462.19

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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.