Home / 912,200,920.03-1,368,163,127.83-248,266,677.33

Finding the Fourth Proportional to 912,200,920.03, 1,368,163,127.83 and 248,266,677.33

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Solution

The fourth proportional to 912,200,920.03, 1,368,163,127.83 and 248,266,677.33 is: 372,362,388.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,200,920.03 : 1,368,163,127.83 = 248,266,677.33 : x
  2. Step 2: Convert to fraction form
    912,200,920.03/1,368,163,127.83 = 248,266,677.33/x
  3. Step 3: Cross multiply
    912,200,920.03x = 1,368,163,127.83 × 248,266,677.33
  4. Step 4: Simplify right side
    912,200,920.03x = 339,669,313,794,402,176
  5. Step 5: Solve for x
    x = 339,669,313,794,402,176/912,200,920.03
  6. Step 6: Final answer
    x = 372,362,388.96

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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.