Finding the Fourth Proportional to 121,976,298, 168,326,799.48 and 69,765,259.68
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Solution
The fourth proportional to 121,976,298, 168,326,799.48 and 69,765,259.68 is: 96,275,777.09
Step by Step Solution
- Step 1: Write the proportion equation
121,976,298 : 168,326,799.48 = 69,765,259.68 : x - Step 2: Convert to fraction form
121,976,298/168,326,799.48 = 69,765,259.68/x - Step 3: Cross multiply
121,976,298x = 168,326,799.48 × 69,765,259.68 - Step 4: Simplify right side
121,976,298x = 11,743,362,876,825,490 - Step 5: Solve for x
x = 11,743,362,876,825,490/121,976,298 - Step 6: Final answer
x = 96,275,777.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.