Home / 1,790,223,605.05-2,470,397,260.22-986,406,120.06

Finding the Fourth Proportional to 1,790,223,605.05, 2,470,397,260.22 and 986,406,120.06

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Solution

The fourth proportional to 1,790,223,605.05, 2,470,397,260.22 and 986,406,120.06 is: 1,361,179,111.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,223,605.05 : 2,470,397,260.22 = 986,406,120.06 : x
  2. Step 2: Convert to fraction form
    1,790,223,605.05/2,470,397,260.22 = 986,406,120.06/x
  3. Step 3: Cross multiply
    1,790,223,605.05x = 2,470,397,260.22 × 986,406,120.06
  4. Step 4: Simplify right side
    1,790,223,605.05x = 2,436,814,976,460,464,128
  5. Step 5: Solve for x
    x = 2,436,814,976,460,464,128/1,790,223,605.05
  6. Step 6: Final answer
    x = 1,361,179,111.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.