Home / 84,544,831,138.56-116,664,966,532.32-49,777,163,757.12

Finding the Fourth Proportional to 84,544,831,138.56, 116,664,966,532.32 and 49,777,163,757.12

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Solution

The fourth proportional to 84,544,831,138.56, 116,664,966,532.32 and 49,777,163,757.12 is: 68,688,423,237.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,544,831,138.56 : 116,664,966,532.32 = 49,777,163,757.12 : x
  2. Step 2: Convert to fraction form
    84,544,831,138.56/116,664,966,532.32 = 49,777,163,757.12/x
  3. Step 3: Cross multiply
    84,544,831,138.56x = 116,664,966,532.32 × 49,777,163,757.12
  4. Step 4: Simplify right side
    84,544,831,138.56x = 5,807,251,143,798,218,031,104
  5. Step 5: Solve for x
    x = 5,807,251,143,798,218,031,104/84,544,831,138.56
  6. Step 6: Final answer
    x = 68,688,423,237.62

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Double scale
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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.