Home / 77,102,253.84-115,642,004.59-22,500,178.66

Finding the Fourth Proportional to 77,102,253.84, 115,642,004.59 and 22,500,178.66

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Solution

The fourth proportional to 77,102,253.84, 115,642,004.59 and 22,500,178.66 is: 33,746,948.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,102,253.84 : 115,642,004.59 = 22,500,178.66 : x
  2. Step 2: Convert to fraction form
    77,102,253.84/115,642,004.59 = 22,500,178.66/x
  3. Step 3: Cross multiply
    77,102,253.84x = 115,642,004.59 × 22,500,178.66
  4. Step 4: Simplify right side
    77,102,253.84x = 2,601,965,763,875,540
  5. Step 5: Solve for x
    x = 2,601,965,763,875,540/77,102,253.84
  6. Step 6: Final answer
    x = 33,746,948.17

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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.