Home / 7,087,360,039.40-10,631,040,059.10-3,405,977,690.60

Finding the Fourth Proportional to 7,087,360,039.40, 10,631,040,059.10 and 3,405,977,690.60

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Solution

The fourth proportional to 7,087,360,039.40, 10,631,040,059.10 and 3,405,977,690.60 is: 5,108,966,535.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087,360,039.40 : 10,631,040,059.10 = 3,405,977,690.60 : x
  2. Step 2: Convert to fraction form
    7,087,360,039.40/10,631,040,059.10 = 3,405,977,690.60/x
  3. Step 3: Cross multiply
    7,087,360,039.40x = 10,631,040,059.10 × 3,405,977,690.60
  4. Step 4: Simplify right side
    7,087,360,039.40x = 36,209,085,269,169,504,256
  5. Step 5: Solve for x
    x = 36,209,085,269,169,504,256/7,087,360,039.40
  6. Step 6: Final answer
    x = 5,108,966,535.90

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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.