Home / 130,363,670.80-195,545,506.20-65,642,467.60

Finding the Fourth Proportional to 130,363,670.80, 195,545,506.20 and 65,642,467.60

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Solution

The fourth proportional to 130,363,670.80, 195,545,506.20 and 65,642,467.60 is: 98,463,701.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,363,670.80 : 195,545,506.20 = 65,642,467.60 : x
  2. Step 2: Convert to fraction form
    130,363,670.80/195,545,506.20 = 65,642,467.60/x
  3. Step 3: Cross multiply
    130,363,670.80x = 195,545,506.20 × 65,642,467.60
  4. Step 4: Simplify right side
    130,363,670.80x = 12,836,089,555,059,098
  5. Step 5: Solve for x
    x = 12,836,089,555,059,098/130,363,670.80
  6. Step 6: Final answer
    x = 98,463,701.40

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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.