Home / 18,809,009,302.62-25,950,589,357.95-10,669,471,235.58

Finding the Fourth Proportional to 18,809,009,302.62, 25,950,589,357.95 and 10,669,471,235.58

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Solution

The fourth proportional to 18,809,009,302.62, 25,950,589,357.95 and 10,669,471,235.58 is: 14,720,555,572.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,809,009,302.62 : 25,950,589,357.95 = 10,669,471,235.58 : x
  2. Step 2: Convert to fraction form
    18,809,009,302.62/25,950,589,357.95 = 10,669,471,235.58/x
  3. Step 3: Cross multiply
    18,809,009,302.62x = 25,950,589,357.95 × 10,669,471,235.58
  4. Step 4: Simplify right side
    18,809,009,302.62x = 276,879,066,700,995,985,408
  5. Step 5: Solve for x
    x = 276,879,066,700,995,985,408/18,809,009,302.62
  6. Step 6: Final answer
    x = 14,720,555,572.40

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Double scale
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1.5x scale

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.