Home / 262,200,015.80-393,300,023.70-89,661,462.20

Finding the Fourth Proportional to 262,200,015.80, 393,300,023.70 and 89,661,462.20

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Solution

The fourth proportional to 262,200,015.80, 393,300,023.70 and 89,661,462.20 is: 134,492,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,200,015.80 : 393,300,023.70 = 89,661,462.20 : x
  2. Step 2: Convert to fraction form
    262,200,015.80/393,300,023.70 = 89,661,462.20/x
  3. Step 3: Cross multiply
    262,200,015.80x = 393,300,023.70 × 89,661,462.20
  4. Step 4: Simplify right side
    262,200,015.80x = 35,263,855,208,236,656
  5. Step 5: Solve for x
    x = 35,263,855,208,236,656/262,200,015.80
  6. Step 6: Final answer
    x = 134,492,193.30

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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.