Home / 1,054,571,431.46-1,580,749,829.83-354,820,649.50

Finding the Fourth Proportional to 1,054,571,431.46, 1,580,749,829.83 and 354,820,649.50

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Solution

The fourth proportional to 1,054,571,431.46, 1,580,749,829.83 and 354,820,649.50 is: 531,858,406.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,571,431.46 : 1,580,749,829.83 = 354,820,649.50 : x
  2. Step 2: Convert to fraction form
    1,054,571,431.46/1,580,749,829.83 = 354,820,649.50/x
  3. Step 3: Cross multiply
    1,054,571,431.46x = 1,580,749,829.83 × 354,820,649.50
  4. Step 4: Simplify right side
    1,054,571,431.46x = 560,882,681,317,295,040
  5. Step 5: Solve for x
    x = 560,882,681,317,295,040/1,054,571,431.46
  6. Step 6: Final answer
    x = 531,858,406.73

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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.