Home / 236,657,073.14-355,023,754.74-72,894,753.54

Finding the Fourth Proportional to 236,657,073.14, 355,023,754.74 and 72,894,753.54

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Solution

The fourth proportional to 236,657,073.14, 355,023,754.74 and 72,894,753.54 is: 109,353,879.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,657,073.14 : 355,023,754.74 = 72,894,753.54 : x
  2. Step 2: Convert to fraction form
    236,657,073.14/355,023,754.74 = 72,894,753.54/x
  3. Step 3: Cross multiply
    236,657,073.14x = 355,023,754.74 × 72,894,753.54
  4. Step 4: Simplify right side
    236,657,073.14x = 25,879,369,100,842,588
  5. Step 5: Solve for x
    x = 25,879,369,100,842,588/236,657,073.14
  6. Step 6: Final answer
    x = 109,353,879.68

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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.