Home / 1,718,496,230.40-2,577,744,345.60-628,761,369.60

Finding the Fourth Proportional to 1,718,496,230.40, 2,577,744,345.60 and 628,761,369.60

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Solution

The fourth proportional to 1,718,496,230.40, 2,577,744,345.60 and 628,761,369.60 is: 943,142,054.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,496,230.40 : 2,577,744,345.60 = 628,761,369.60 : x
  2. Step 2: Convert to fraction form
    1,718,496,230.40/2,577,744,345.60 = 628,761,369.60/x
  3. Step 3: Cross multiply
    1,718,496,230.40x = 2,577,744,345.60 × 628,761,369.60
  4. Step 4: Simplify right side
    1,718,496,230.40x = 1,620,786,065,218,111,744
  5. Step 5: Solve for x
    x = 1,620,786,065,218,111,744/1,718,496,230.40
  6. Step 6: Final answer
    x = 943,142,054.40

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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.