Home / 97,089,890.92-133,988,122.02-55,836,816.28

Finding the Fourth Proportional to 97,089,890.92, 133,988,122.02 and 55,836,816.28

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Solution

The fourth proportional to 97,089,890.92, 133,988,122.02 and 55,836,816.28 is: 77,057,148.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,089,890.92 : 133,988,122.02 = 55,836,816.28 : x
  2. Step 2: Convert to fraction form
    97,089,890.92/133,988,122.02 = 55,836,816.28/x
  3. Step 3: Cross multiply
    97,089,890.92x = 133,988,122.02 × 55,836,816.28
  4. Step 4: Simplify right side
    97,089,890.92x = 7,481,470,152,932,962
  5. Step 5: Solve for x
    x = 7,481,470,152,932,962/97,089,890.92
  6. Step 6: Final answer
    x = 77,057,148.61

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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.