Home / 105,504,080.40-158,256,120.60-59,398,621.20

Finding the Fourth Proportional to 105,504,080.40, 158,256,120.60 and 59,398,621.20

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Solution

The fourth proportional to 105,504,080.40, 158,256,120.60 and 59,398,621.20 is: 89,097,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,504,080.40 : 158,256,120.60 = 59,398,621.20 : x
  2. Step 2: Convert to fraction form
    105,504,080.40/158,256,120.60 = 59,398,621.20/x
  3. Step 3: Cross multiply
    105,504,080.40x = 158,256,120.60 × 59,398,621.20
  4. Step 4: Simplify right side
    105,504,080.40x = 9,400,195,360,100,916
  5. Step 5: Solve for x
    x = 9,400,195,360,100,916/105,504,080.40
  6. Step 6: Final answer
    x = 89,097,931.80

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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.