Home / 127,194,815.70-190,792,223.55-94,909,774.95

Finding the Fourth Proportional to 127,194,815.70, 190,792,223.55 and 94,909,774.95

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Solution

The fourth proportional to 127,194,815.70, 190,792,223.55 and 94,909,774.95 is: 142,364,662.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,194,815.70 : 190,792,223.55 = 94,909,774.95 : x
  2. Step 2: Convert to fraction form
    127,194,815.70/190,792,223.55 = 94,909,774.95/x
  3. Step 3: Cross multiply
    127,194,815.70x = 190,792,223.55 × 94,909,774.95
  4. Step 4: Simplify right side
    127,194,815.70x = 18,108,046,999,340,592
  5. Step 5: Solve for x
    x = 18,108,046,999,340,592/127,194,815.70
  6. Step 6: Final answer
    x = 142,364,662.43

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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.