Home / 340,999,469.91-470,578,383.38-190,290,545.51

Finding the Fourth Proportional to 340,999,469.91, 470,578,383.38 and 190,290,545.51

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Solution

The fourth proportional to 340,999,469.91, 470,578,383.38 and 190,290,545.51 is: 262,600,458.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,999,469.91 : 470,578,383.38 = 190,290,545.51 : x
  2. Step 2: Convert to fraction form
    340,999,469.91/470,578,383.38 = 190,290,545.51/x
  3. Step 3: Cross multiply
    340,999,469.91x = 470,578,383.38 × 190,290,545.51
  4. Step 4: Simplify right side
    340,999,469.91x = 89,546,617,277,417,664
  5. Step 5: Solve for x
    x = 89,546,617,277,417,664/340,999,469.91
  6. Step 6: Final answer
    x = 262,600,458.88

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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.