Home / 127,116,190.30-190,699,168.65-54,332,830.30

Finding the Fourth Proportional to 127,116,190.30, 190,699,168.65 and 54,332,830.30

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Solution

The fourth proportional to 127,116,190.30, 190,699,168.65 and 54,332,830.30 is: 81,509,881.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,116,190.30 : 190,699,168.65 = 54,332,830.30 : x
  2. Step 2: Convert to fraction form
    127,116,190.30/190,699,168.65 = 54,332,830.30/x
  3. Step 3: Cross multiply
    127,116,190.30x = 190,699,168.65 × 54,332,830.30
  4. Step 4: Simplify right side
    127,116,190.30x = 10,361,225,568,611,530
  5. Step 5: Solve for x
    x = 10,361,225,568,611,530/127,116,190.30
  6. Step 6: Final answer
    x = 81,509,881.19

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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.