Home / 570,142,177.73-855,536,785.83-307,823,235.47

Finding the Fourth Proportional to 570,142,177.73, 855,536,785.83 and 307,823,235.47

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Solution

The fourth proportional to 570,142,177.73, 855,536,785.83 and 307,823,235.47 is: 461,909,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,142,177.73 : 855,536,785.83 = 307,823,235.47 : x
  2. Step 2: Convert to fraction form
    570,142,177.73/855,536,785.83 = 307,823,235.47/x
  3. Step 3: Cross multiply
    570,142,177.73x = 855,536,785.83 × 307,823,235.47
  4. Step 4: Simplify right side
    570,142,177.73x = 263,354,101,476,255,968
  5. Step 5: Solve for x
    x = 263,354,101,476,255,968/570,142,177.73
  6. Step 6: Final answer
    x = 461,909,523.21

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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.