Home / 251,962,655.50-347,708,469.45-136,069,151.50

Finding the Fourth Proportional to 251,962,655.50, 347,708,469.45 and 136,069,151.50

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Solution

The fourth proportional to 251,962,655.50, 347,708,469.45 and 136,069,151.50 is: 187,775,431.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,962,655.50 : 347,708,469.45 = 136,069,151.50 : x
  2. Step 2: Convert to fraction form
    251,962,655.50/347,708,469.45 = 136,069,151.50/x
  3. Step 3: Cross multiply
    251,962,655.50x = 347,708,469.45 × 136,069,151.50
  4. Step 4: Simplify right side
    251,962,655.50x = 47,312,396,407,425,168
  5. Step 5: Solve for x
    x = 47,312,396,407,425,168/251,962,655.50
  6. Step 6: Final answer
    x = 187,775,431.69

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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.