Home / 174,768,090.40-262,215,121.20-72,605,447.20

Finding the Fourth Proportional to 174,768,090.40, 262,215,121.20 and 72,605,447.20

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Solution

The fourth proportional to 174,768,090.40, 262,215,121.20 and 72,605,447.20 is: 108,934,337.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,768,090.40 : 262,215,121.20 = 72,605,447.20 : x
  2. Step 2: Convert to fraction form
    174,768,090.40/262,215,121.20 = 72,605,447.20/x
  3. Step 3: Cross multiply
    174,768,090.40x = 262,215,121.20 × 72,605,447.20
  4. Step 4: Simplify right side
    174,768,090.40x = 19,038,246,137,328,200
  5. Step 5: Solve for x
    x = 19,038,246,137,328,200/174,768,090.40
  6. Step 6: Final answer
    x = 108,934,337.46

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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.