Home / 632,687,464.89-873,098,950.59-354,238,952.94

Finding the Fourth Proportional to 632,687,464.89, 873,098,950.59 and 354,238,952.94

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Solution

The fourth proportional to 632,687,464.89, 873,098,950.59 and 354,238,952.94 is: 488,844,295.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,687,464.89 : 873,098,950.59 = 354,238,952.94 : x
  2. Step 2: Convert to fraction form
    632,687,464.89/873,098,950.59 = 354,238,952.94/x
  3. Step 3: Cross multiply
    632,687,464.89x = 873,098,950.59 × 354,238,952.94
  4. Step 4: Simplify right side
    632,687,464.89x = 309,285,658,070,014,400
  5. Step 5: Solve for x
    x = 309,285,658,070,014,400/632,687,464.89
  6. Step 6: Final answer
    x = 488,844,295.54

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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.