Home / 236,657,078.14-355,023,762.24-72,894,758.55

Finding the Fourth Proportional to 236,657,078.14, 355,023,762.24 and 72,894,758.55

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Solution

The fourth proportional to 236,657,078.14, 355,023,762.24 and 72,894,758.55 is: 109,353,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,657,078.14 : 355,023,762.24 = 72,894,758.55 : x
  2. Step 2: Convert to fraction form
    236,657,078.14/355,023,762.24 = 72,894,758.55/x
  3. Step 3: Cross multiply
    236,657,078.14x = 355,023,762.24 × 72,894,758.55
  4. Step 4: Simplify right side
    236,657,078.14x = 25,879,371,427,997,408
  5. Step 5: Solve for x
    x = 25,879,371,427,997,408/236,657,078.14
  6. Step 6: Final answer
    x = 109,353,887.20

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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.