Home / 6,457,106,520.40-9,685,659,780.60-4,895,945,438.80

Finding the Fourth Proportional to 6,457,106,520.40, 9,685,659,780.60 and 4,895,945,438.80

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Solution

The fourth proportional to 6,457,106,520.40, 9,685,659,780.60 and 4,895,945,438.80 is: 7,343,918,158.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,106,520.40 : 9,685,659,780.60 = 4,895,945,438.80 : x
  2. Step 2: Convert to fraction form
    6,457,106,520.40/9,685,659,780.60 = 4,895,945,438.80/x
  3. Step 3: Cross multiply
    6,457,106,520.40x = 9,685,659,780.60 × 4,895,945,438.80
  4. Step 4: Simplify right side
    6,457,106,520.40x = 47,420,461,824,597,180,416
  5. Step 5: Solve for x
    x = 47,420,461,824,597,180,416/6,457,106,520.40
  6. Step 6: Final answer
    x = 7,343,918,158.20

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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.