Home / 101,132,333.52-139,562,172.36-54,723,409.44

Finding the Fourth Proportional to 101,132,333.52, 139,562,172.36 and 54,723,409.44

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Solution

The fourth proportional to 101,132,333.52, 139,562,172.36 and 54,723,409.44 is: 75,518,062.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,132,333.52 : 139,562,172.36 = 54,723,409.44 : x
  2. Step 2: Convert to fraction form
    101,132,333.52/139,562,172.36 = 54,723,409.44/x
  3. Step 3: Cross multiply
    101,132,333.52x = 139,562,172.36 × 54,723,409.44
  4. Step 4: Simplify right side
    101,132,333.52x = 7,637,317,900,392,132
  5. Step 5: Solve for x
    x = 7,637,317,900,392,132/101,132,333.52
  6. Step 6: Final answer
    x = 75,518,062.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.