Home / 97,403,399.31-134,379,293.18-55,589,787.89

Finding the Fourth Proportional to 97,403,399.31, 134,379,293.18 and 55,589,787.89

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Solution

The fourth proportional to 97,403,399.31, 134,379,293.18 and 55,589,787.89 is: 76,692,563.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,403,399.31 : 134,379,293.18 = 55,589,787.89 : x
  2. Step 2: Convert to fraction form
    97,403,399.31/134,379,293.18 = 55,589,787.89/x
  3. Step 3: Cross multiply
    97,403,399.31x = 134,379,293.18 × 55,589,787.89
  4. Step 4: Simplify right side
    97,403,399.31x = 7,470,116,403,734,479
  5. Step 5: Solve for x
    x = 7,470,116,403,734,479/97,403,399.31
  6. Step 6: Final answer
    x = 76,692,563.67

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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.