Home / 97,089,892.92-133,988,124.78-55,836,818.28

Finding the Fourth Proportional to 97,089,892.92, 133,988,124.78 and 55,836,818.28

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Solution

The fourth proportional to 97,089,892.92, 133,988,124.78 and 55,836,818.28 is: 77,057,151.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,089,892.92 : 133,988,124.78 = 55,836,818.28 : x
  2. Step 2: Convert to fraction form
    97,089,892.92/133,988,124.78 = 55,836,818.28/x
  3. Step 3: Cross multiply
    97,089,892.92x = 133,988,124.78 × 55,836,818.28
  4. Step 4: Simplify right side
    97,089,892.92x = 7,481,470,575,018,825
  5. Step 5: Solve for x
    x = 7,481,470,575,018,825/97,089,892.92
  6. Step 6: Final answer
    x = 77,057,151.37

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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.