Home / 1,918,760,597.28-2,647,840,841.96-1,071,994,280.13

Finding the Fourth Proportional to 1,918,760,597.28, 2,647,840,841.96 and 1,071,994,280.13

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Solution

The fourth proportional to 1,918,760,597.28, 2,647,840,841.96 and 1,071,994,280.13 is: 1,479,324,852.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,760,597.28 : 2,647,840,841.96 = 1,071,994,280.13 : x
  2. Step 2: Convert to fraction form
    1,918,760,597.28/2,647,840,841.96 = 1,071,994,280.13/x
  3. Step 3: Cross multiply
    1,918,760,597.28x = 2,647,840,841.96 × 1,071,994,280.13
  4. Step 4: Simplify right side
    1,918,760,597.28x = 2,838,470,237,270,363,136
  5. Step 5: Solve for x
    x = 2,838,470,237,270,363,136/1,918,760,597.28
  6. Step 6: Final answer
    x = 1,479,324,852.35

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Double scale
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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.