Home / 104,069,299,521.20-143,662,691,106.67-65,544,836,662.28

Finding the Fourth Proportional to 104,069,299,521.20, 143,662,691,106.67 and 65,544,836,662.28

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Solution

The fourth proportional to 104,069,299,521.20, 143,662,691,106.67 and 65,544,836,662.28 is: 90,481,512,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,069,299,521.20 : 143,662,691,106.67 = 65,544,836,662.28 : x
  2. Step 2: Convert to fraction form
    104,069,299,521.20/143,662,691,106.67 = 65,544,836,662.28/x
  3. Step 3: Cross multiply
    104,069,299,521.20x = 143,662,691,106.67 × 65,544,836,662.28
  4. Step 4: Simplify right side
    104,069,299,521.20x = 9,416,347,623,050,701,701,120
  5. Step 5: Solve for x
    x = 9,416,347,623,050,701,701,120/104,069,299,521.20
  6. Step 6: Final answer
    x = 90,481,512,476.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.