Finding the Fourth Proportional to 84,261,498,579.04, 116,289,534,838.20 and 51,266,928,332.09
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Solution
The fourth proportional to 84,261,498,579.04, 116,289,534,838.20 and 51,266,928,332.09 is: 70,753,634,208.51
Step by Step Solution
- Step 1: Write the proportion equation
84,261,498,579.04 : 116,289,534,838.20 = 51,266,928,332.09 : x - Step 2: Convert to fraction form
84,261,498,579.04/116,289,534,838.20 = 51,266,928,332.09/x - Step 3: Cross multiply
84,261,498,579.04x = 116,289,534,838.20 × 51,266,928,332.09 - Step 4: Simplify right side
84,261,498,579.04x = 5,961,807,248,322,082,111,488 - Step 5: Solve for x
x = 5,961,807,248,322,082,111,488/84,261,498,579.04 - Step 6: Final answer
x = 70,753,634,208.51
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1.5x scale
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.