Home / 88,410,386.62-121,122,668.69-85,096,810.46

Finding the Fourth Proportional to 88,410,386.62, 121,122,668.69 and 85,096,810.46

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Solution

The fourth proportional to 88,410,386.62, 121,122,668.69 and 85,096,810.46 is: 116,583,052.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,410,386.62 : 121,122,668.69 = 85,096,810.46 : x
  2. Step 2: Convert to fraction form
    88,410,386.62/121,122,668.69 = 85,096,810.46/x
  3. Step 3: Cross multiply
    88,410,386.62x = 121,122,668.69 × 85,096,810.46
  4. Step 4: Simplify right side
    88,410,386.62x = 10,307,152,780,135,048
  5. Step 5: Solve for x
    x = 10,307,152,780,135,048/88,410,386.62
  6. Step 6: Final answer
    x = 116,583,052.91

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.