Home / 757,058,477.10-1,135,587,715.65-412,684,709.10

Finding the Fourth Proportional to 757,058,477.10, 1,135,587,715.65 and 412,684,709.10

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Solution

The fourth proportional to 757,058,477.10, 1,135,587,715.65 and 412,684,709.10 is: 619,027,063.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,058,477.10 : 1,135,587,715.65 = 412,684,709.10 : x
  2. Step 2: Convert to fraction form
    757,058,477.10/1,135,587,715.65 = 412,684,709.10/x
  3. Step 3: Cross multiply
    757,058,477.10x = 1,135,587,715.65 × 412,684,709.10
  4. Step 4: Simplify right side
    757,058,477.10x = 468,639,686,090,553,856
  5. Step 5: Solve for x
    x = 468,639,686,090,553,856/757,058,477.10
  6. Step 6: Final answer
    x = 619,027,063.65

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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.