Home / 251,848,794,155.70-347,551,310,265.96-137,663,871,150.03

Finding the Fourth Proportional to 251,848,794,155.70, 347,551,310,265.96 and 137,663,871,150.03

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Solution

The fourth proportional to 251,848,794,155.70, 347,551,310,265.96 and 137,663,871,150.03 is: 189,976,128,156.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,848,794,155.70 : 347,551,310,265.96 = 137,663,871,150.03 : x
  2. Step 2: Convert to fraction form
    251,848,794,155.70/347,551,310,265.96 = 137,663,871,150.03/x
  3. Step 3: Cross multiply
    251,848,794,155.70x = 347,551,310,265.96 × 137,663,871,150.03
  4. Step 4: Simplify right side
    251,848,794,155.70x = 47,845,258,794,477,220,265,984
  5. Step 5: Solve for x
    x = 47,845,258,794,477,220,265,984/251,848,794,155.70
  6. Step 6: Final answer
    x = 189,976,128,156.08

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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.