Home / 78,052,156.19-117,032,852.19-29,533,758.02

Finding the Fourth Proportional to 78,052,156.19, 117,032,852.19 and 29,533,758.02

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Solution

The fourth proportional to 78,052,156.19, 117,032,852.19 and 29,533,758.02 is: 44,283,465.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,052,156.19 : 117,032,852.19 = 29,533,758.02 : x
  2. Step 2: Convert to fraction form
    78,052,156.19/117,032,852.19 = 29,533,758.02/x
  3. Step 3: Cross multiply
    78,052,156.19x = 117,032,852.19 × 29,533,758.02
  4. Step 4: Simplify right side
    78,052,156.19x = 3,456,419,936,384,723
  5. Step 5: Solve for x
    x = 3,456,419,936,384,723/78,052,156.19
  6. Step 6: Final answer
    x = 44,283,465.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.