Home / 65,190,097,220.10-97,785,145,830.15-54,170,136,644.10

Finding the Fourth Proportional to 65,190,097,220.10, 97,785,145,830.15 and 54,170,136,644.10

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Solution

The fourth proportional to 65,190,097,220.10, 97,785,145,830.15 and 54,170,136,644.10 is: 81,255,204,966.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190,097,220.10 : 97,785,145,830.15 = 54,170,136,644.10 : x
  2. Step 2: Convert to fraction form
    65,190,097,220.10/97,785,145,830.15 = 54,170,136,644.10/x
  3. Step 3: Cross multiply
    65,190,097,220.10x = 97,785,145,830.15 × 54,170,136,644.10
  4. Step 4: Simplify right side
    65,190,097,220.10x = 5,297,034,711,382,470,164,480
  5. Step 5: Solve for x
    x = 5,297,034,711,382,470,164,480/65,190,097,220.10
  6. Step 6: Final answer
    x = 81,255,204,966.15

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Double scale
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Similar ratio
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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.