Home / 86,749,709,136.30-130,124,563,704.45-86,749,709,136.30

Finding the Fourth Proportional to 86,749,709,136.30, 130,124,563,704.45 and 86,749,709,136.30

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Solution

The fourth proportional to 86,749,709,136.30, 130,124,563,704.45 and 86,749,709,136.30 is: 130,124,563,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,749,709,136.30 : 130,124,563,704.45 = 86,749,709,136.30 : x
  2. Step 2: Convert to fraction form
    86,749,709,136.30/130,124,563,704.45 = 86,749,709,136.30/x
  3. Step 3: Cross multiply
    86,749,709,136.30x = 130,124,563,704.45 × 86,749,709,136.30
  4. Step 4: Simplify right side
    86,749,709,136.30x = 11,288,268,052,848,978,165,760
  5. Step 5: Solve for x
    x = 11,288,268,052,848,978,165,760/86,749,709,136.30
  6. Step 6: Final answer
    x = 130,124,563,704.45

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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.