Home / 53,176,727.70-79,765,091.55-45,523,977.30

Finding the Fourth Proportional to 53,176,727.70, 79,765,091.55 and 45,523,977.30

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Solution

The fourth proportional to 53,176,727.70, 79,765,091.55 and 45,523,977.30 is: 68,285,965.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,176,727.70 : 79,765,091.55 = 45,523,977.30 : x
  2. Step 2: Convert to fraction form
    53,176,727.70/79,765,091.55 = 45,523,977.30/x
  3. Step 3: Cross multiply
    53,176,727.70x = 79,765,091.55 × 45,523,977.30
  4. Step 4: Simplify right side
    53,176,727.70x = 3,631,224,217,054,621.50
  5. Step 5: Solve for x
    x = 3,631,224,217,054,621.50/53,176,727.70
  6. Step 6: Final answer
    x = 68,285,965.95

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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.