Home / 82,509,088,765.23-123,763,478,677.32-25,853,289,043.26

Finding the Fourth Proportional to 82,509,088,765.23, 123,763,478,677.32 and 25,853,289,043.26

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Solution

The fourth proportional to 82,509,088,765.23, 123,763,478,677.32 and 25,853,289,043.26 is: 38,779,885,163.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,509,088,765.23 : 123,763,478,677.32 = 25,853,289,043.26 : x
  2. Step 2: Convert to fraction form
    82,509,088,765.23/123,763,478,677.32 = 25,853,289,043.26/x
  3. Step 3: Cross multiply
    82,509,088,765.23x = 123,763,478,677.32 × 25,853,289,043.26
  4. Step 4: Simplify right side
    82,509,088,765.23x = 3,199,692,987,244,099,928,064
  5. Step 5: Solve for x
    x = 3,199,692,987,244,099,928,064/82,509,088,765.23
  6. Step 6: Final answer
    x = 38,779,885,163.30

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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.