Home / 1,135,300,245.60-1,702,950,368.40-489,067,989.60

Finding the Fourth Proportional to 1,135,300,245.60, 1,702,950,368.40 and 489,067,989.60

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Solution

The fourth proportional to 1,135,300,245.60, 1,702,950,368.40 and 489,067,989.60 is: 733,601,984.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,300,245.60 : 1,702,950,368.40 = 489,067,989.60 : x
  2. Step 2: Convert to fraction form
    1,135,300,245.60/1,702,950,368.40 = 489,067,989.60/x
  3. Step 3: Cross multiply
    1,135,300,245.60x = 1,702,950,368.40 × 489,067,989.60
  4. Step 4: Simplify right side
    1,135,300,245.60x = 832,858,513,061,967,488
  5. Step 5: Solve for x
    x = 832,858,513,061,967,488/1,135,300,245.60
  6. Step 6: Final answer
    x = 733,601,984.40

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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.