Home / 1,786,540,547.54-2,465,493,976.79-993,643,861.57

Finding the Fourth Proportional to 1,786,540,547.54, 2,465,493,976.79 and 993,643,861.57

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Solution

The fourth proportional to 1,786,540,547.54, 2,465,493,976.79 and 993,643,861.57 is: 1,371,266,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,540,547.54 : 2,465,493,976.79 = 993,643,861.57 : x
  2. Step 2: Convert to fraction form
    1,786,540,547.54/2,465,493,976.79 = 993,643,861.57/x
  3. Step 3: Cross multiply
    1,786,540,547.54x = 2,465,493,976.79 × 993,643,861.57
  4. Step 4: Simplify right side
    1,786,540,547.54x = 2,449,822,955,773,300,736
  5. Step 5: Solve for x
    x = 2,449,822,955,773,300,736/1,786,540,547.54
  6. Step 6: Final answer
    x = 1,371,266,361.20

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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.