Home / 2,870,105,537,345.40-3,958,879,387,233-1,840,806,782,170.20

Finding the Fourth Proportional to 2,870,105,537,345.40, 3,958,879,387,233 and 1,840,806,782,170.20

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Solution

The fourth proportional to 2,870,105,537,345.40, 3,958,879,387,233 and 1,840,806,782,170.20 is: 2,539,116,395,194.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,105,537,345.40 : 3,958,879,387,233 = 1,840,806,782,170.20 : x
  2. Step 2: Convert to fraction form
    2,870,105,537,345.40/3,958,879,387,233 = 1,840,806,782,170.20/x
  3. Step 3: Cross multiply
    2,870,105,537,345.40x = 3,958,879,387,233 × 1,840,806,782,170.20
  4. Step 4: Simplify right side
    2,870,105,537,345.40x = 7,287,532,025,812,311,735,271,424
  5. Step 5: Solve for x
    x = 7,287,532,025,812,311,735,271,424/2,870,105,537,345.40
  6. Step 6: Final answer
    x = 2,539,116,395,194.53

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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.