Home / 1,005,968,450.16-1,388,236,527.96-559,922,241.04

Finding the Fourth Proportional to 1,005,968,450.16, 1,388,236,527.96 and 559,922,241.04

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Solution

The fourth proportional to 1,005,968,450.16, 1,388,236,527.96 and 559,922,241.04 is: 772,692,729.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,968,450.16 : 1,388,236,527.96 = 559,922,241.04 : x
  2. Step 2: Convert to fraction form
    1,005,968,450.16/1,388,236,527.96 = 559,922,241.04/x
  3. Step 3: Cross multiply
    1,005,968,450.16x = 1,388,236,527.96 × 559,922,241.04
  4. Step 4: Simplify right side
    1,005,968,450.16x = 777,304,507,828,951,808
  5. Step 5: Solve for x
    x = 777,304,507,828,951,808/1,005,968,450.16
  6. Step 6: Final answer
    x = 772,692,729.78

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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.