Home / 201,456,173.80-302,184,260.70-157,618,196.20

Finding the Fourth Proportional to 201,456,173.80, 302,184,260.70 and 157,618,196.20

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Solution

The fourth proportional to 201,456,173.80, 302,184,260.70 and 157,618,196.20 is: 236,427,294.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,456,173.80 : 302,184,260.70 = 157,618,196.20 : x
  2. Step 2: Convert to fraction form
    201,456,173.80/302,184,260.70 = 157,618,196.20/x
  3. Step 3: Cross multiply
    201,456,173.80x = 302,184,260.70 × 157,618,196.20
  4. Step 4: Simplify right side
    201,456,173.80x = 47,629,738,091,564,544
  5. Step 5: Solve for x
    x = 47,629,738,091,564,544/201,456,173.80
  6. Step 6: Final answer
    x = 236,427,294.30

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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.