Home / 76,880,554.37-106,095,096.49-43,397,081.31

Finding the Fourth Proportional to 76,880,554.37, 106,095,096.49 and 43,397,081.31

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Solution

The fourth proportional to 76,880,554.37, 106,095,096.49 and 43,397,081.31 is: 59,887,933.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,880,554.37 : 106,095,096.49 = 43,397,081.31 : x
  2. Step 2: Convert to fraction form
    76,880,554.37/106,095,096.49 = 43,397,081.31/x
  3. Step 3: Cross multiply
    76,880,554.37x = 106,095,096.49 × 43,397,081.31
  4. Step 4: Simplify right side
    76,880,554.37x = 4,604,217,528,438,350
  5. Step 5: Solve for x
    x = 4,604,217,528,438,350/76,880,554.37
  6. Step 6: Final answer
    x = 59,887,933.51

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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.