Home / 438,021,098.46-604,469,067-237,077,938.50

Finding the Fourth Proportional to 438,021,098.46, 604,469,067 and 237,077,938.50

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Solution

The fourth proportional to 438,021,098.46, 604,469,067 and 237,077,938.50 is: 327,167,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,021,098.46 : 604,469,067 = 237,077,938.50 : x
  2. Step 2: Convert to fraction form
    438,021,098.46/604,469,067 = 237,077,938.50/x
  3. Step 3: Cross multiply
    438,021,098.46x = 604,469,067 × 237,077,938.50
  4. Step 4: Simplify right side
    438,021,098.46x = 143,306,280,291,378,384
  5. Step 5: Solve for x
    x = 143,306,280,291,378,384/438,021,098.46
  6. Step 6: Final answer
    x = 327,167,528.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.