Home / 109,590,073.34-151,176,964.21-67,760,767.46

Finding the Fourth Proportional to 109,590,073.34, 151,176,964.21 and 67,760,767.46

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Solution

The fourth proportional to 109,590,073.34, 151,176,964.21 and 67,760,767.46 is: 93,474,406.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,590,073.34 : 151,176,964.21 = 67,760,767.46 : x
  2. Step 2: Convert to fraction form
    109,590,073.34/151,176,964.21 = 67,760,767.46/x
  3. Step 3: Cross multiply
    109,590,073.34x = 151,176,964.21 × 67,760,767.46
  4. Step 4: Simplify right side
    109,590,073.34x = 10,243,867,117,351,094
  5. Step 5: Solve for x
    x = 10,243,867,117,351,094/109,590,073.34
  6. Step 6: Final answer
    x = 93,474,406.99

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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.