Home / 65,190,097,221.10-97,785,145,831.65-54,170,136,645.10

Finding the Fourth Proportional to 65,190,097,221.10, 97,785,145,831.65 and 54,170,136,645.10

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Solution

The fourth proportional to 65,190,097,221.10, 97,785,145,831.65 and 54,170,136,645.10 is: 81,255,204,967.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190,097,221.10 : 97,785,145,831.65 = 54,170,136,645.10 : x
  2. Step 2: Convert to fraction form
    65,190,097,221.10/97,785,145,831.65 = 54,170,136,645.10/x
  3. Step 3: Cross multiply
    65,190,097,221.10x = 97,785,145,831.65 × 54,170,136,645.10
  4. Step 4: Simplify right side
    65,190,097,221.10x = 5,297,034,711,561,510,322,176
  5. Step 5: Solve for x
    x = 5,297,034,711,561,510,322,176/65,190,097,221.10
  6. Step 6: Final answer
    x = 81,255,204,967.65

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Double scale
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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.