Finding the Fourth Proportional to 94,046,749.51, 129,803,608.02 and 54,355,966.24
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Solution
The fourth proportional to 94,046,749.51, 129,803,608.02 and 54,355,966.24 is: 75,022,268.95
Step by Step Solution
- Step 1: Write the proportion equation
94,046,749.51 : 129,803,608.02 = 54,355,966.24 : x - Step 2: Convert to fraction form
94,046,749.51/129,803,608.02 = 54,355,966.24/x - Step 3: Cross multiply
94,046,749.51x = 129,803,608.02 × 54,355,966.24 - Step 4: Simplify right side
94,046,749.51x = 7,055,600,535,485,987 - Step 5: Solve for x
x = 7,055,600,535,485,987/94,046,749.51 - Step 6: Final answer
x = 75,022,268.95
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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.