Home / 115,903,872.70-173,855,809.05-114,112,282.30

Finding the Fourth Proportional to 115,903,872.70, 173,855,809.05 and 114,112,282.30

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Solution

The fourth proportional to 115,903,872.70, 173,855,809.05 and 114,112,282.30 is: 171,168,423.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,903,872.70 : 173,855,809.05 = 114,112,282.30 : x
  2. Step 2: Convert to fraction form
    115,903,872.70/173,855,809.05 = 114,112,282.30/x
  3. Step 3: Cross multiply
    115,903,872.70x = 173,855,809.05 × 114,112,282.30
  4. Step 4: Simplify right side
    115,903,872.70x = 19,839,083,161,808,496
  5. Step 5: Solve for x
    x = 19,839,083,161,808,496/115,903,872.70
  6. Step 6: Final answer
    x = 171,168,423.45

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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.