Home / 76,784,957.70-115,257,130.83-44,499,938.82

Finding the Fourth Proportional to 76,784,957.70, 115,257,130.83 and 44,499,938.82

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Solution

The fourth proportional to 76,784,957.70, 115,257,130.83 and 44,499,938.82 is: 66,796,094.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,784,957.70 : 115,257,130.83 = 44,499,938.82 : x
  2. Step 2: Convert to fraction form
    76,784,957.70/115,257,130.83 = 44,499,938.82/x
  3. Step 3: Cross multiply
    76,784,957.70x = 115,257,130.83 × 44,499,938.82
  4. Step 4: Simplify right side
    76,784,957.70x = 5,128,935,270,503,736
  5. Step 5: Solve for x
    x = 5,128,935,270,503,736/76,784,957.70
  6. Step 6: Final answer
    x = 66,796,094.24

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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.