Home / 89,360,056.40-134,040,084.60-55,347,832.40

Finding the Fourth Proportional to 89,360,056.40, 134,040,084.60 and 55,347,832.40

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Solution

The fourth proportional to 89,360,056.40, 134,040,084.60 and 55,347,832.40 is: 83,021,748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,360,056.40 : 134,040,084.60 = 55,347,832.40 : x
  2. Step 2: Convert to fraction form
    89,360,056.40/134,040,084.60 = 55,347,832.40/x
  3. Step 3: Cross multiply
    89,360,056.40x = 134,040,084.60 × 55,347,832.40
  4. Step 4: Simplify right side
    89,360,056.40x = 7,418,828,137,322,621
  5. Step 5: Solve for x
    x = 7,418,828,137,322,621/89,360,056.40
  6. Step 6: Final answer
    x = 83,021,748.60

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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.