Home / 82,509,088,804.82-123,763,478,736.84-25,853,289,082.87

Finding the Fourth Proportional to 82,509,088,804.82, 123,763,478,736.84 and 25,853,289,082.87

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Solution

The fourth proportional to 82,509,088,804.82, 123,763,478,736.84 and 25,853,289,082.87 is: 38,779,885,222.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,509,088,804.82 : 123,763,478,736.84 = 25,853,289,082.87 : x
  2. Step 2: Convert to fraction form
    82,509,088,804.82/123,763,478,736.84 = 25,853,289,082.87/x
  3. Step 3: Cross multiply
    82,509,088,804.82x = 123,763,478,736.84 × 25,853,289,082.87
  4. Step 4: Simplify right side
    82,509,088,804.82x = 3,199,692,993,684,540,227,584
  5. Step 5: Solve for x
    x = 3,199,692,993,684,540,227,584/82,509,088,804.82
  6. Step 6: Final answer
    x = 38,779,885,222.75

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1.5x scale

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.