Home / 86,147,520.30-118,883,950.29-46,990,137.42

Finding the Fourth Proportional to 86,147,520.30, 118,883,950.29 and 46,990,137.42

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Solution

The fourth proportional to 86,147,520.30, 118,883,950.29 and 46,990,137.42 is: 64,846,592.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,147,520.30 : 118,883,950.29 = 46,990,137.42 : x
  2. Step 2: Convert to fraction form
    86,147,520.30/118,883,950.29 = 46,990,137.42/x
  3. Step 3: Cross multiply
    86,147,520.30x = 118,883,950.29 × 46,990,137.42
  4. Step 4: Simplify right side
    86,147,520.30x = 5,586,373,161,159,549
  5. Step 5: Solve for x
    x = 5,586,373,161,159,549/86,147,520.30
  6. Step 6: Final answer
    x = 64,846,592.70

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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.