Home / 570,260,430.30-855,178,069.05-225,142,644.90

Finding the Fourth Proportional to 570,260,430.30, 855,178,069.05 and 225,142,644.90

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Solution

The fourth proportional to 570,260,430.30, 855,178,069.05 and 225,142,644.90 is: 337,630,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,260,430.30 : 855,178,069.05 = 225,142,644.90 : x
  2. Step 2: Convert to fraction form
    570,260,430.30/855,178,069.05 = 225,142,644.90/x
  3. Step 3: Cross multiply
    570,260,430.30x = 855,178,069.05 × 225,142,644.90
  4. Step 4: Simplify right side
    570,260,430.30x = 192,537,052,326,391,840
  5. Step 5: Solve for x
    x = 192,537,052,326,391,840/570,260,430.30
  6. Step 6: Final answer
    x = 337,630,040.76

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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.