Home / 84,077,625.38-116,027,142.81-47,408,203.94

Finding the Fourth Proportional to 84,077,625.38, 116,027,142.81 and 47,408,203.94

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Solution

The fourth proportional to 84,077,625.38, 116,027,142.81 and 47,408,203.94 is: 65,423,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,077,625.38 : 116,027,142.81 = 47,408,203.94 : x
  2. Step 2: Convert to fraction form
    84,077,625.38/116,027,142.81 = 47,408,203.94/x
  3. Step 3: Cross multiply
    84,077,625.38x = 116,027,142.81 × 47,408,203.94
  4. Step 4: Simplify right side
    84,077,625.38x = 5,500,638,448,911,985
  5. Step 5: Solve for x
    x = 5,500,638,448,911,985/84,077,625.38
  6. Step 6: Final answer
    x = 65,423,332.59

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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.