Home / 501,552,021.60-752,328,032.40-133,086,261.60

Finding the Fourth Proportional to 501,552,021.60, 752,328,032.40 and 133,086,261.60

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Solution

The fourth proportional to 501,552,021.60, 752,328,032.40 and 133,086,261.60 is: 199,629,392.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,552,021.60 : 752,328,032.40 = 133,086,261.60 : x
  2. Step 2: Convert to fraction form
    501,552,021.60/752,328,032.40 = 133,086,261.60/x
  3. Step 3: Cross multiply
    501,552,021.60x = 752,328,032.40 × 133,086,261.60
  4. Step 4: Simplify right side
    501,552,021.60x = 100,124,525,328,999,664
  5. Step 5: Solve for x
    x = 100,124,525,328,999,664/501,552,021.60
  6. Step 6: Final answer
    x = 199,629,392.40

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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.