Home / 19,641,601,917.64-27,105,421,519.85-10,609,359,977.08

Finding the Fourth Proportional to 19,641,601,917.64, 27,105,421,519.85 and 10,609,359,977.08

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Solution

The fourth proportional to 19,641,601,917.64, 27,105,421,519.85 and 10,609,359,977.08 is: 14,640,922,641.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641,601,917.64 : 27,105,421,519.85 = 10,609,359,977.08 : x
  2. Step 2: Convert to fraction form
    19,641,601,917.64/27,105,421,519.85 = 10,609,359,977.08/x
  3. Step 3: Cross multiply
    19,641,601,917.64x = 27,105,421,519.85 × 10,609,359,977.08
  4. Step 4: Simplify right side
    19,641,601,917.64x = 287,571,174,234,579,501,056
  5. Step 5: Solve for x
    x = 287,571,174,234,579,501,056/19,641,601,917.64
  6. Step 6: Final answer
    x = 14,640,922,641.67

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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.