Home / 698,233,844.68-1,047,458,383.77-238,064,397.19

Finding the Fourth Proportional to 698,233,844.68, 1,047,458,383.77 and 238,064,397.19

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Solution

The fourth proportional to 698,233,844.68, 1,047,458,383.77 and 238,064,397.19 is: 357,133,287.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,233,844.68 : 1,047,458,383.77 = 238,064,397.19 : x
  2. Step 2: Convert to fraction form
    698,233,844.68/1,047,458,383.77 = 238,064,397.19/x
  3. Step 3: Cross multiply
    698,233,844.68x = 1,047,458,383.77 × 238,064,397.19
  4. Step 4: Simplify right side
    698,233,844.68x = 249,362,548,713,816,736
  5. Step 5: Solve for x
    x = 249,362,548,713,816,736/698,233,844.68
  6. Step 6: Final answer
    x = 357,133,287.96

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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.