Home / 442,847,805.30-664,271,707.95-170,227,466.10

Finding the Fourth Proportional to 442,847,805.30, 664,271,707.95 and 170,227,466.10

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Solution

The fourth proportional to 442,847,805.30, 664,271,707.95 and 170,227,466.10 is: 255,341,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,847,805.30 : 664,271,707.95 = 170,227,466.10 : x
  2. Step 2: Convert to fraction form
    442,847,805.30/664,271,707.95 = 170,227,466.10/x
  3. Step 3: Cross multiply
    442,847,805.30x = 664,271,707.95 × 170,227,466.10
  4. Step 4: Simplify right side
    442,847,805.30x = 113,077,289,646,247,728
  5. Step 5: Solve for x
    x = 113,077,289,646,247,728/442,847,805.30
  6. Step 6: Final answer
    x = 255,341,199.15

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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.