Home / 84,588,444.70-116,732,053.69-47,919,015.70

Finding the Fourth Proportional to 84,588,444.70, 116,732,053.69 and 47,919,015.70

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Solution

The fourth proportional to 84,588,444.70, 116,732,053.69 and 47,919,015.70 is: 66,128,241.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,588,444.70 : 116,732,053.69 = 47,919,015.70 : x
  2. Step 2: Convert to fraction form
    84,588,444.70/116,732,053.69 = 47,919,015.70/x
  3. Step 3: Cross multiply
    84,588,444.70x = 116,732,053.69 × 47,919,015.70
  4. Step 4: Simplify right side
    84,588,444.70x = 5,593,685,113,843,996
  5. Step 5: Solve for x
    x = 5,593,685,113,843,996/84,588,444.70
  6. Step 6: Final answer
    x = 66,128,241.67

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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.