Home / 107,705,384,868.40-161,558,077,302.60-98,889,416,407.60

Finding the Fourth Proportional to 107,705,384,868.40, 161,558,077,302.60 and 98,889,416,407.60

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Solution

The fourth proportional to 107,705,384,868.40, 161,558,077,302.60 and 98,889,416,407.60 is: 148,334,124,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,705,384,868.40 : 161,558,077,302.60 = 98,889,416,407.60 : x
  2. Step 2: Convert to fraction form
    107,705,384,868.40/161,558,077,302.60 = 98,889,416,407.60/x
  3. Step 3: Cross multiply
    107,705,384,868.40x = 161,558,077,302.60 × 98,889,416,407.60
  4. Step 4: Simplify right side
    107,705,384,868.40x = 15,976,383,980,388,042,670,080
  5. Step 5: Solve for x
    x = 15,976,383,980,388,042,670,080/107,705,384,868.40
  6. Step 6: Final answer
    x = 148,334,124,611.40

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1.5x scale

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.