Home / 4,257,115,436.40-6,385,673,154.60-3,087,094,930.80

Finding the Fourth Proportional to 4,257,115,436.40, 6,385,673,154.60 and 3,087,094,930.80

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Solution

The fourth proportional to 4,257,115,436.40, 6,385,673,154.60 and 3,087,094,930.80 is: 4,630,642,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257,115,436.40 : 6,385,673,154.60 = 3,087,094,930.80 : x
  2. Step 2: Convert to fraction form
    4,257,115,436.40/6,385,673,154.60 = 3,087,094,930.80/x
  3. Step 3: Cross multiply
    4,257,115,436.40x = 6,385,673,154.60 × 3,087,094,930.80
  4. Step 4: Simplify right side
    4,257,115,436.40x = 19,713,179,225,311,305,728
  5. Step 5: Solve for x
    x = 19,713,179,225,311,305,728/4,257,115,436.40
  6. Step 6: Final answer
    x = 4,630,642,396.20

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Double scale
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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.