Home / 86,225,980,161.85-129,343,537,977.56-26,575,612,745.56

Finding the Fourth Proportional to 86,225,980,161.85, 129,343,537,977.56 and 26,575,612,745.56

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Solution

The fourth proportional to 86,225,980,161.85, 129,343,537,977.56 and 26,575,612,745.56 is: 39,864,826,934.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,225,980,161.85 : 129,343,537,977.56 = 26,575,612,745.56 : x
  2. Step 2: Convert to fraction form
    86,225,980,161.85/129,343,537,977.56 = 26,575,612,745.56/x
  3. Step 3: Cross multiply
    86,225,980,161.85x = 129,343,537,977.56 × 26,575,612,745.56
  4. Step 4: Simplify right side
    86,225,980,161.85x = 3,437,383,776,431,879,225,344
  5. Step 5: Solve for x
    x = 3,437,383,776,431,879,225,344/86,225,980,161.85
  6. Step 6: Final answer
    x = 39,864,826,934.76

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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.