Home / 53,413,573.40-80,120,360.10-49,830,392.60

Finding the Fourth Proportional to 53,413,573.40, 80,120,360.10 and 49,830,392.60

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Solution

The fourth proportional to 53,413,573.40, 80,120,360.10 and 49,830,392.60 is: 74,745,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,413,573.40 : 80,120,360.10 = 49,830,392.60 : x
  2. Step 2: Convert to fraction form
    53,413,573.40/80,120,360.10 = 49,830,392.60/x
  3. Step 3: Cross multiply
    53,413,573.40x = 80,120,360.10 × 49,830,392.60
  4. Step 4: Simplify right side
    53,413,573.40x = 3,992,428,999,036,375
  5. Step 5: Solve for x
    x = 3,992,428,999,036,375/53,413,573.40
  6. Step 6: Final answer
    x = 74,745,588.90

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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.