Home / 251,848,794,151.95-347,551,310,260.80-137,663,871,146.27

Finding the Fourth Proportional to 251,848,794,151.95, 347,551,310,260.80 and 137,663,871,146.27

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Solution

The fourth proportional to 251,848,794,151.95, 347,551,310,260.80 and 137,663,871,146.27 is: 189,976,128,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,848,794,151.95 : 347,551,310,260.80 = 137,663,871,146.27 : x
  2. Step 2: Convert to fraction form
    251,848,794,151.95/347,551,310,260.80 = 137,663,871,146.27/x
  3. Step 3: Cross multiply
    251,848,794,151.95x = 347,551,310,260.80 × 137,663,871,146.27
  4. Step 4: Simplify right side
    251,848,794,151.95x = 47,845,258,792,460,070,420,480
  5. Step 5: Solve for x
    x = 47,845,258,792,460,070,420,480/251,848,794,151.95
  6. Step 6: Final answer
    x = 189,976,128,150.90

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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.