Home / 704,906,152.92-1,057,241,952.36-213,502,589.28

Finding the Fourth Proportional to 704,906,152.92, 1,057,241,952.36 and 213,502,589.28

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Solution

The fourth proportional to 704,906,152.92, 1,057,241,952.36 and 213,502,589.28 is: 320,218,362.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,906,152.92 : 1,057,241,952.36 = 213,502,589.28 : x
  2. Step 2: Convert to fraction form
    704,906,152.92/1,057,241,952.36 = 213,502,589.28/x
  3. Step 3: Cross multiply
    704,906,152.92x = 1,057,241,952.36 × 213,502,589.28
  4. Step 4: Simplify right side
    704,906,152.92x = 225,723,894,324,302,400
  5. Step 5: Solve for x
    x = 225,723,894,324,302,400/704,906,152.92
  6. Step 6: Final answer
    x = 320,218,362.95

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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.