Home / 201,667,036.20-302,500,554.30-99,630,364.20

Finding the Fourth Proportional to 201,667,036.20, 302,500,554.30 and 99,630,364.20

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Solution

The fourth proportional to 201,667,036.20, 302,500,554.30 and 99,630,364.20 is: 149,445,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,667,036.20 : 302,500,554.30 = 99,630,364.20 : x
  2. Step 2: Convert to fraction form
    201,667,036.20/302,500,554.30 = 99,630,364.20/x
  3. Step 3: Cross multiply
    201,667,036.20x = 302,500,554.30 × 99,630,364.20
  4. Step 4: Simplify right side
    201,667,036.20x = 30,138,240,395,610,880
  5. Step 5: Solve for x
    x = 30,138,240,395,610,880/201,667,036.20
  6. Step 6: Final answer
    x = 149,445,546.30

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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.