Home / 209,349,734.67-314,058,712.99-61,812,208.33

Finding the Fourth Proportional to 209,349,734.67, 314,058,712.99 and 61,812,208.33

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Solution

The fourth proportional to 209,349,734.67, 314,058,712.99 and 61,812,208.33 is: 92,728,384.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,349,734.67 : 314,058,712.99 = 61,812,208.33 : x
  2. Step 2: Convert to fraction form
    209,349,734.67/314,058,712.99 = 61,812,208.33/x
  3. Step 3: Cross multiply
    209,349,734.67x = 314,058,712.99 × 61,812,208.33
  4. Step 4: Simplify right side
    209,349,734.67x = 19,412,662,596,749,436
  5. Step 5: Solve for x
    x = 19,412,662,596,749,436/209,349,734.67
  6. Step 6: Final answer
    x = 92,728,384.05

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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.