Home / 209,672,829.92-314,509,244.78-64,106,391.48

Finding the Fourth Proportional to 209,672,829.92, 314,509,244.78 and 64,106,391.48

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Solution

The fourth proportional to 209,672,829.92, 314,509,244.78 and 64,106,391.48 is: 96,159,587.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,672,829.92 : 314,509,244.78 = 64,106,391.48 : x
  2. Step 2: Convert to fraction form
    209,672,829.92/314,509,244.78 = 64,106,391.48/x
  3. Step 3: Cross multiply
    209,672,829.92x = 314,509,244.78 × 64,106,391.48
  4. Step 4: Simplify right side
    209,672,829.92x = 20,162,052,769,945,824
  5. Step 5: Solve for x
    x = 20,162,052,769,945,824/209,672,829.92
  6. Step 6: Final answer
    x = 96,159,587.19

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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.