Home / 84,343,508.48-116,394,314.28-47,174,426

Finding the Fourth Proportional to 84,343,508.48, 116,394,314.28 and 47,174,426

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Solution

The fourth proportional to 84,343,508.48, 116,394,314.28 and 47,174,426 is: 65,100,860.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,343,508.48 : 116,394,314.28 = 47,174,426 : x
  2. Step 2: Convert to fraction form
    84,343,508.48/116,394,314.28 = 47,174,426/x
  3. Step 3: Cross multiply
    84,343,508.48x = 116,394,314.28 × 47,174,426
  4. Step 4: Simplify right side
    84,343,508.48x = 5,490,834,965,822,603
  5. Step 5: Solve for x
    x = 5,490,834,965,822,603/84,343,508.48
  6. Step 6: Final answer
    x = 65,100,860.34

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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.