Home / 698,233,843.68-1,047,458,382.27-238,064,396.19

Finding the Fourth Proportional to 698,233,843.68, 1,047,458,382.27 and 238,064,396.19

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Solution

The fourth proportional to 698,233,843.68, 1,047,458,382.27 and 238,064,396.19 is: 357,133,286.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,233,843.68 : 1,047,458,382.27 = 238,064,396.19 : x
  2. Step 2: Convert to fraction form
    698,233,843.68/1,047,458,382.27 = 238,064,396.19/x
  3. Step 3: Cross multiply
    698,233,843.68x = 1,047,458,382.27 × 238,064,396.19
  4. Step 4: Simplify right side
    698,233,843.68x = 249,362,547,309,261,760
  5. Step 5: Solve for x
    x = 249,362,547,309,261,760/698,233,843.68
  6. Step 6: Final answer
    x = 357,133,286.46

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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.