Finding the Fourth Proportional to 299,138,153.80, 448,749,221.10 and 94,644,905.80
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Solution
The fourth proportional to 299,138,153.80, 448,749,221.10 and 94,644,905.80 is: 141,980,644.12
Step by Step Solution
- Step 1: Write the proportion equation
299,138,153.80 : 448,749,221.10 = 94,644,905.80 : x - Step 2: Convert to fraction form
299,138,153.80/448,749,221.10 = 94,644,905.80/x - Step 3: Cross multiply
299,138,153.80x = 448,749,221.10 × 94,644,905.80 - Step 4: Simplify right side
299,138,153.80x = 42,471,827,758,832,872 - Step 5: Solve for x
x = 42,471,827,758,832,872/299,138,153.80 - Step 6: Final answer
x = 141,980,644.12
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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.