Home / 105,325,114.80-157,987,672.20-92,570,530.80

Finding the Fourth Proportional to 105,325,114.80, 157,987,672.20 and 92,570,530.80

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Solution

The fourth proportional to 105,325,114.80, 157,987,672.20 and 92,570,530.80 is: 138,855,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,325,114.80 : 157,987,672.20 = 92,570,530.80 : x
  2. Step 2: Convert to fraction form
    105,325,114.80/157,987,672.20 = 92,570,530.80/x
  3. Step 3: Cross multiply
    105,325,114.80x = 157,987,672.20 × 92,570,530.80
  4. Step 4: Simplify right side
    105,325,114.80x = 14,625,002,675,410,402
  5. Step 5: Solve for x
    x = 14,625,002,675,410,402/105,325,114.80
  6. Step 6: Final answer
    x = 138,855,796.20

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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.