Home / 66,735,096.72-100,066,152.88-52,990,347.44

Finding the Fourth Proportional to 66,735,096.72, 100,066,152.88 and 52,990,347.44

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Solution

The fourth proportional to 66,735,096.72, 100,066,152.88 and 52,990,347.44 is: 79,456,544.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,735,096.72 : 100,066,152.88 = 52,990,347.44 : x
  2. Step 2: Convert to fraction form
    66,735,096.72/100,066,152.88 = 52,990,347.44/x
  3. Step 3: Cross multiply
    66,735,096.72x = 100,066,152.88 × 52,990,347.44
  4. Step 4: Simplify right side
    66,735,096.72x = 5,302,540,208,095,356
  5. Step 5: Solve for x
    x = 5,302,540,208,095,356/66,735,096.72
  6. Step 6: Final answer
    x = 79,456,544.89

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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.