Home / 76,803,127.38-115,265,220.03-33,702,081.30

Finding the Fourth Proportional to 76,803,127.38, 115,265,220.03 and 33,702,081.30

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Solution

The fourth proportional to 76,803,127.38, 115,265,220.03 and 33,702,081.30 is: 50,579,682.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,803,127.38 : 115,265,220.03 = 33,702,081.30 : x
  2. Step 2: Convert to fraction form
    76,803,127.38/115,265,220.03 = 33,702,081.30/x
  3. Step 3: Cross multiply
    76,803,127.38x = 115,265,220.03 × 33,702,081.30
  4. Step 4: Simplify right side
    76,803,127.38x = 3,884,677,816,513,448
  5. Step 5: Solve for x
    x = 3,884,677,816,513,448/76,803,127.38
  6. Step 6: Final answer
    x = 50,579,682.74

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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.