Home / 1,155,093,187.20-1,732,863,729.60-580,664,515.20

Finding the Fourth Proportional to 1,155,093,187.20, 1,732,863,729.60 and 580,664,515.20

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Solution

The fourth proportional to 1,155,093,187.20, 1,732,863,729.60 and 580,664,515.20 is: 871,109,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,093,187.20 : 1,732,863,729.60 = 580,664,515.20 : x
  2. Step 2: Convert to fraction form
    1,155,093,187.20/1,732,863,729.60 = 580,664,515.20/x
  3. Step 3: Cross multiply
    1,155,093,187.20x = 1,732,863,729.60 × 580,664,515.20
  4. Step 4: Simplify right side
    1,155,093,187.20x = 1,006,212,477,455,847,936
  5. Step 5: Solve for x
    x = 1,006,212,477,455,847,936/1,155,093,187.20
  6. Step 6: Final answer
    x = 871,109,351.70

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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.