Home / 176,483,145.90-264,757,034.34-72,795,786.78

Finding the Fourth Proportional to 176,483,145.90, 264,757,034.34 and 72,795,786.78

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Solution

The fourth proportional to 176,483,145.90, 264,757,034.34 and 72,795,786.78 is: 109,207,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,483,145.90 : 264,757,034.34 = 72,795,786.78 : x
  2. Step 2: Convert to fraction form
    176,483,145.90/264,757,034.34 = 72,795,786.78/x
  3. Step 3: Cross multiply
    176,483,145.90x = 264,757,034.34 × 72,795,786.78
  4. Step 4: Simplify right side
    176,483,145.90x = 19,273,196,620,319,780
  5. Step 5: Solve for x
    x = 19,273,196,620,319,780/176,483,145.90
  6. Step 6: Final answer
    x = 109,207,009.67

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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.