Home / 79,663,485.65-109,939,002.77-44,381,270.75

Finding the Fourth Proportional to 79,663,485.65, 109,939,002.77 and 44,381,270.75

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Solution

The fourth proportional to 79,663,485.65, 109,939,002.77 and 44,381,270.75 is: 61,248,043.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,663,485.65 : 109,939,002.77 = 44,381,270.75 : x
  2. Step 2: Convert to fraction form
    79,663,485.65/109,939,002.77 = 44,381,270.75/x
  3. Step 3: Cross multiply
    79,663,485.65x = 109,939,002.77 × 44,381,270.75
  4. Step 4: Simplify right side
    79,663,485.65x = 4,879,232,647,481,628
  5. Step 5: Solve for x
    x = 4,879,232,647,481,628/79,663,485.65
  6. Step 6: Final answer
    x = 61,248,043.67

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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.