Home / 45,525,062.20-68,287,593.30-40,742,093.20

Finding the Fourth Proportional to 45,525,062.20, 68,287,593.30 and 40,742,093.20

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Solution

The fourth proportional to 45,525,062.20, 68,287,593.30 and 40,742,093.20 is: 61,113,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,525,062.20 : 68,287,593.30 = 40,742,093.20 : x
  2. Step 2: Convert to fraction form
    45,525,062.20/68,287,593.30 = 40,742,093.20/x
  3. Step 3: Cross multiply
    45,525,062.20x = 68,287,593.30 × 40,742,093.20
  4. Step 4: Simplify right side
    45,525,062.20x = 2,782,179,490,632,295.50
  5. Step 5: Solve for x
    x = 2,782,179,490,632,295.50/45,525,062.20
  6. Step 6: Final answer
    x = 61,113,139.80

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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.