Home / 174,977,012.40-262,465,518.60-72,940,340.40

Finding the Fourth Proportional to 174,977,012.40, 262,465,518.60 and 72,940,340.40

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Solution

The fourth proportional to 174,977,012.40, 262,465,518.60 and 72,940,340.40 is: 109,410,510.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,977,012.40 : 262,465,518.60 = 72,940,340.40 : x
  2. Step 2: Convert to fraction form
    174,977,012.40/262,465,518.60 = 72,940,340.40/x
  3. Step 3: Cross multiply
    174,977,012.40x = 262,465,518.60 × 72,940,340.40
  4. Step 4: Simplify right side
    174,977,012.40x = 19,144,324,269,946,532
  5. Step 5: Solve for x
    x = 19,144,324,269,946,532/174,977,012.40
  6. Step 6: Final answer
    x = 109,410,510.60

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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.