Home / 84,549,696.48-116,681,453.37-80,675,491.59

Finding the Fourth Proportional to 84,549,696.48, 116,681,453.37 and 80,675,491.59

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Solution

The fourth proportional to 84,549,696.48, 116,681,453.37 and 80,675,491.59 is: 111,334,919.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,549,696.48 : 116,681,453.37 = 80,675,491.59 : x
  2. Step 2: Convert to fraction form
    84,549,696.48/116,681,453.37 = 80,675,491.59/x
  3. Step 3: Cross multiply
    84,549,696.48x = 116,681,453.37 × 80,675,491.59
  4. Step 4: Simplify right side
    84,549,696.48x = 9,413,333,610,060,412
  5. Step 5: Solve for x
    x = 9,413,333,610,060,412/84,549,696.48
  6. Step 6: Final answer
    x = 111,334,919.01

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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.