Home / 161,917,471.58-242,819,378.86-45,301,490.76

Finding the Fourth Proportional to 161,917,471.58, 242,819,378.86 and 45,301,490.76

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Solution

The fourth proportional to 161,917,471.58, 242,819,378.86 and 45,301,490.76 is: 67,936,336.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,917,471.58 : 242,819,378.86 = 45,301,490.76 : x
  2. Step 2: Convert to fraction form
    161,917,471.58/242,819,378.86 = 45,301,490.76/x
  3. Step 3: Cross multiply
    161,917,471.58x = 242,819,378.86 × 45,301,490.76
  4. Step 4: Simplify right side
    161,917,471.58x = 11,000,079,848,657,716
  5. Step 5: Solve for x
    x = 11,000,079,848,657,716/161,917,471.58
  6. Step 6: Final answer
    x = 67,936,336.59

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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.