Finding the Fourth Proportional to 97,444,784.31, 146,190,094.80 and 28,359,078.09
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Solution
The fourth proportional to 97,444,784.31, 146,190,094.80 and 28,359,078.09 is: 42,545,286.99
Step by Step Solution
- Step 1: Write the proportion equation
97,444,784.31 : 146,190,094.80 = 28,359,078.09 : x - Step 2: Convert to fraction form
97,444,784.31/146,190,094.80 = 28,359,078.09/x - Step 3: Cross multiply
97,444,784.31x = 146,190,094.80 × 28,359,078.09 - Step 4: Simplify right side
97,444,784.31x = 4,145,816,314,417,703 - Step 5: Solve for x
x = 4,145,816,314,417,703/97,444,784.31 - Step 6: Final answer
x = 42,545,286.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.