Home / 76,803,135.40-115,265,232.04-33,702,089.32

Finding the Fourth Proportional to 76,803,135.40, 115,265,232.04 and 33,702,089.32

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Solution

The fourth proportional to 76,803,135.40, 115,265,232.04 and 33,702,089.32 is: 50,579,694.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,803,135.40 : 115,265,232.04 = 33,702,089.32 : x
  2. Step 2: Convert to fraction form
    76,803,135.40/115,265,232.04 = 33,702,089.32/x
  3. Step 3: Cross multiply
    76,803,135.40x = 115,265,232.04 × 33,702,089.32
  4. Step 4: Simplify right side
    76,803,135.40x = 3,884,679,145,702,606
  5. Step 5: Solve for x
    x = 3,884,679,145,702,606/76,803,135.40
  6. Step 6: Final answer
    x = 50,579,694.77

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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.