Home / 77,264,849.80-115,897,274.70-23,405,163.40

Finding the Fourth Proportional to 77,264,849.80, 115,897,274.70 and 23,405,163.40

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Solution

The fourth proportional to 77,264,849.80, 115,897,274.70 and 23,405,163.40 is: 35,107,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,264,849.80 : 115,897,274.70 = 23,405,163.40 : x
  2. Step 2: Convert to fraction form
    77,264,849.80/115,897,274.70 = 23,405,163.40/x
  3. Step 3: Cross multiply
    77,264,849.80x = 115,897,274.70 × 23,405,163.40
  4. Step 4: Simplify right side
    77,264,849.80x = 2,712,594,651,968,186
  5. Step 5: Solve for x
    x = 2,712,594,651,968,186/77,264,849.80
  6. Step 6: Final answer
    x = 35,107,745.10

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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.