Home / 201,204,935.40-301,807,403.10-142,754,298.60

Finding the Fourth Proportional to 201,204,935.40, 301,807,403.10 and 142,754,298.60

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Solution

The fourth proportional to 201,204,935.40, 301,807,403.10 and 142,754,298.60 is: 214,131,447.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,935.40 : 301,807,403.10 = 142,754,298.60 : x
  2. Step 2: Convert to fraction form
    201,204,935.40/301,807,403.10 = 142,754,298.60/x
  3. Step 3: Cross multiply
    201,204,935.40x = 301,807,403.10 × 142,754,298.60
  4. Step 4: Simplify right side
    201,204,935.40x = 43,084,304,141,827,968
  5. Step 5: Solve for x
    x = 43,084,304,141,827,968/201,204,935.40
  6. Step 6: Final answer
    x = 214,131,447.90

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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.