Home / 65,190,096,738.70-97,785,145,108.05-63,353,436,642.70

Finding the Fourth Proportional to 65,190,096,738.70, 97,785,145,108.05 and 63,353,436,642.70

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Solution

The fourth proportional to 65,190,096,738.70, 97,785,145,108.05 and 63,353,436,642.70 is: 95,030,154,964.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190,096,738.70 : 97,785,145,108.05 = 63,353,436,642.70 : x
  2. Step 2: Convert to fraction form
    65,190,096,738.70/97,785,145,108.05 = 63,353,436,642.70/x
  3. Step 3: Cross multiply
    65,190,096,738.70x = 97,785,145,108.05 × 63,353,436,642.70
  4. Step 4: Simplify right side
    65,190,096,738.70x = 6,195,024,995,200,071,106,560
  5. Step 5: Solve for x
    x = 6,195,024,995,200,071,106,560/65,190,096,738.70
  6. Step 6: Final answer
    x = 95,030,154,964.05

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Double scale
Find fourth proportional to 65,190,096,739.70, 97,785,145,109.55 and 63,353,436,643.70
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.