Home / 610,382,982.30-915,630,460.65-201,440,031.90

Finding the Fourth Proportional to 610,382,982.30, 915,630,460.65 and 201,440,031.90

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Solution

The fourth proportional to 610,382,982.30, 915,630,460.65 and 201,440,031.90 is: 302,178,524.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,382,982.30 : 915,630,460.65 = 201,440,031.90 : x
  2. Step 2: Convert to fraction form
    610,382,982.30/915,630,460.65 = 201,440,031.90/x
  3. Step 3: Cross multiply
    610,382,982.30x = 915,630,460.65 × 201,440,031.90
  4. Step 4: Simplify right side
    610,382,982.30x = 184,444,629,201,947,680
  5. Step 5: Solve for x
    x = 184,444,629,201,947,680/610,382,982.30
  6. Step 6: Final answer
    x = 302,178,524.88

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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.