Home / 1,474,914,713,638.40-2,036,009,016,765.20-918,994,504,681.60

Finding the Fourth Proportional to 1,474,914,713,638.40, 2,036,009,016,765.20 and 918,994,504,681.60

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Solution

The fourth proportional to 1,474,914,713,638.40, 2,036,009,016,765.20 and 918,994,504,681.60 is: 1,268,602,910,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,914,713,638.40 : 2,036,009,016,765.20 = 918,994,504,681.60 : x
  2. Step 2: Convert to fraction form
    1,474,914,713,638.40/2,036,009,016,765.20 = 918,994,504,681.60/x
  3. Step 3: Cross multiply
    1,474,914,713,638.40x = 2,036,009,016,765.20 × 918,994,504,681.60
  4. Step 4: Simplify right side
    1,474,914,713,638.40x = 1,871,081,097,889,406,236,229,632
  5. Step 5: Solve for x
    x = 1,871,081,097,889,406,236,229,632/1,474,914,713,638.40
  6. Step 6: Final answer
    x = 1,268,602,910,112.49

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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.