Home / 84,588,446.70-116,732,056.45-47,919,017.70

Finding the Fourth Proportional to 84,588,446.70, 116,732,056.45 and 47,919,017.70

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Solution

The fourth proportional to 84,588,446.70, 116,732,056.45 and 47,919,017.70 is: 66,128,244.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,588,446.70 : 116,732,056.45 = 47,919,017.70 : x
  2. Step 2: Convert to fraction form
    84,588,446.70/116,732,056.45 = 47,919,017.70/x
  3. Step 3: Cross multiply
    84,588,446.70x = 116,732,056.45 × 47,919,017.70
  4. Step 4: Simplify right side
    84,588,446.70x = 5,593,685,479,184,950
  5. Step 5: Solve for x
    x = 5,593,685,479,184,950/84,588,446.70
  6. Step 6: Final answer
    x = 66,128,244.43

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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.