Home / 570,142,177.10-855,536,784.89-307,823,234.84

Finding the Fourth Proportional to 570,142,177.10, 855,536,784.89 and 307,823,234.84

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Solution

The fourth proportional to 570,142,177.10, 855,536,784.89 and 307,823,234.84 is: 461,909,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,142,177.10 : 855,536,784.89 = 307,823,234.84 : x
  2. Step 2: Convert to fraction form
    570,142,177.10/855,536,784.89 = 307,823,234.84/x
  3. Step 3: Cross multiply
    570,142,177.10x = 855,536,784.89 × 307,823,234.84
  4. Step 4: Simplify right side
    570,142,177.10x = 263,354,100,650,052,736
  5. Step 5: Solve for x
    x = 263,354,100,650,052,736/570,142,177.10
  6. Step 6: Final answer
    x = 461,909,522.27

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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.