Home / 201,204,844.90-301,807,267.35-142,754,208.10

Finding the Fourth Proportional to 201,204,844.90, 301,807,267.35 and 142,754,208.10

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Solution

The fourth proportional to 201,204,844.90, 301,807,267.35 and 142,754,208.10 is: 214,131,312.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,844.90 : 301,807,267.35 = 142,754,208.10 : x
  2. Step 2: Convert to fraction form
    201,204,844.90/301,807,267.35 = 142,754,208.10/x
  3. Step 3: Cross multiply
    201,204,844.90x = 301,807,267.35 × 142,754,208.10
  4. Step 4: Simplify right side
    201,204,844.90x = 43,084,257,449,374,240
  5. Step 5: Solve for x
    x = 43,084,257,449,374,240/201,204,844.90
  6. Step 6: Final answer
    x = 214,131,312.15

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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.