Home / 442,847,266.30-664,270,899.45-170,226,927.10

Finding the Fourth Proportional to 442,847,266.30, 664,270,899.45 and 170,226,927.10

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Solution

The fourth proportional to 442,847,266.30, 664,270,899.45 and 170,226,927.10 is: 255,340,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,847,266.30 : 664,270,899.45 = 170,226,927.10 : x
  2. Step 2: Convert to fraction form
    442,847,266.30/664,270,899.45 = 170,226,927.10/x
  3. Step 3: Cross multiply
    442,847,266.30x = 664,270,899.45 × 170,226,927.10
  4. Step 4: Simplify right side
    442,847,266.30x = 113,076,793,975,326,592
  5. Step 5: Solve for x
    x = 113,076,793,975,326,592/442,847,266.30
  6. Step 6: Final answer
    x = 255,340,390.65

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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.