Home / 998,941,106.25-1,498,928,321.14-724,852,072.62

Finding the Fourth Proportional to 998,941,106.25, 1,498,928,321.14 and 724,852,072.62

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Solution

The fourth proportional to 998,941,106.25, 1,498,928,321.14 and 724,852,072.62 is: 1,087,653,009.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,941,106.25 : 1,498,928,321.14 = 724,852,072.62 : x
  2. Step 2: Convert to fraction form
    998,941,106.25/1,498,928,321.14 = 724,852,072.62/x
  3. Step 3: Cross multiply
    998,941,106.25x = 1,498,928,321.14 × 724,852,072.62
  4. Step 4: Simplify right side
    998,941,106.25x = 1,086,501,300,285,333,888
  5. Step 5: Solve for x
    x = 1,086,501,300,285,333,888/998,941,106.25
  6. Step 6: Final answer
    x = 1,087,653,009.26

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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.