Home / 164,913,758.20-247,401,047.58-54,255,658.84

Finding the Fourth Proportional to 164,913,758.20, 247,401,047.58 and 54,255,658.84

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Solution

The fourth proportional to 164,913,758.20, 247,401,047.58 and 54,255,658.84 is: 81,393,493.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,913,758.20 : 247,401,047.58 = 54,255,658.84 : x
  2. Step 2: Convert to fraction form
    164,913,758.20/247,401,047.58 = 54,255,658.84/x
  3. Step 3: Cross multiply
    164,913,758.20x = 247,401,047.58 × 54,255,658.84
  4. Step 4: Simplify right side
    164,913,758.20x = 13,422,906,834,159,090
  5. Step 5: Solve for x
    x = 13,422,906,834,159,090/164,913,758.20
  6. Step 6: Final answer
    x = 81,393,493.06

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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.