Home / 5,123,371,057,542.80-7,070,382,146,772-2,811,116,519,848.60

Finding the Fourth Proportional to 5,123,371,057,542.80, 7,070,382,146,772 and 2,811,116,519,848.60

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Solution

The fourth proportional to 5,123,371,057,542.80, 7,070,382,146,772 and 2,811,116,519,848.60 is: 3,879,412,174,367.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123,371,057,542.80 : 7,070,382,146,772 = 2,811,116,519,848.60 : x
  2. Step 2: Convert to fraction form
    5,123,371,057,542.80/7,070,382,146,772 = 2,811,116,519,848.60/x
  3. Step 3: Cross multiply
    5,123,371,057,542.80x = 7,070,382,146,772 × 2,811,116,519,848.60
  4. Step 4: Simplify right side
    5,123,371,057,542.80x = 19,875,668,054,433,377,590,181,888
  5. Step 5: Solve for x
    x = 19,875,668,054,433,377,590,181,888/5,123,371,057,542.80
  6. Step 6: Final answer
    x = 3,879,412,174,367.45

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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.