Home / 342,091,496.37-472,089,964.40-200,968,665.13

Finding the Fourth Proportional to 342,091,496.37, 472,089,964.40 and 200,968,665.13

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Solution

The fourth proportional to 342,091,496.37, 472,089,964.40 and 200,968,665.13 is: 277,338,931.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,091,496.37 : 472,089,964.40 = 200,968,665.13 : x
  2. Step 2: Convert to fraction form
    342,091,496.37/472,089,964.40 = 200,968,665.13/x
  3. Step 3: Cross multiply
    342,091,496.37x = 472,089,964.40 × 200,968,665.13
  4. Step 4: Simplify right side
    342,091,496.37x = 94,875,289,967,076,128
  5. Step 5: Solve for x
    x = 94,875,289,967,076,128/342,091,496.37
  6. Step 6: Final answer
    x = 277,338,931.17

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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.