Home / 84,187,212.16-116,178,702.68-45,556,044.16

Finding the Fourth Proportional to 84,187,212.16, 116,178,702.68 and 45,556,044.16

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Solution

The fourth proportional to 84,187,212.16, 116,178,702.68 and 45,556,044.16 is: 62,867,530.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,187,212.16 : 116,178,702.68 = 45,556,044.16 : x
  2. Step 2: Convert to fraction form
    84,187,212.16/116,178,702.68 = 45,556,044.16/x
  3. Step 3: Cross multiply
    84,187,212.16x = 116,178,702.68 × 45,556,044.16
  4. Step 4: Simplify right side
    84,187,212.16x = 5,292,642,109,741,590
  5. Step 5: Solve for x
    x = 5,292,642,109,741,590/84,187,212.16
  6. Step 6: Final answer
    x = 62,867,530.28

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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.