Home / 94,679,944.70-142,019,917.05-54,369,160.70

Finding the Fourth Proportional to 94,679,944.70, 142,019,917.05 and 54,369,160.70

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Solution

The fourth proportional to 94,679,944.70, 142,019,917.05 and 54,369,160.70 is: 81,553,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,679,944.70 : 142,019,917.05 = 54,369,160.70 : x
  2. Step 2: Convert to fraction form
    94,679,944.70/142,019,917.05 = 54,369,160.70/x
  3. Step 3: Cross multiply
    94,679,944.70x = 142,019,917.05 × 54,369,160.70
  4. Step 4: Simplify right side
    94,679,944.70x = 7,721,503,692,692,121
  5. Step 5: Solve for x
    x = 7,721,503,692,692,121/94,679,944.70
  6. Step 6: Final answer
    x = 81,553,741.05

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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.