Finding the Fourth Proportional to 466,157,005.62, 643,296,570.76 and 257,313,092.92
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Solution
The fourth proportional to 466,157,005.62, 643,296,570.76 and 257,313,092.92 is: 355,092,014.69
Step by Step Solution
- Step 1: Write the proportion equation
466,157,005.62 : 643,296,570.76 = 257,313,092.92 : x - Step 2: Convert to fraction form
466,157,005.62/643,296,570.76 = 257,313,092.92/x - Step 3: Cross multiply
466,157,005.62x = 643,296,570.76 × 257,313,092.92 - Step 4: Simplify right side
466,157,005.62x = 165,528,630,287,085,216 - Step 5: Solve for x
x = 165,528,630,287,085,216/466,157,005.62 - Step 6: Final answer
x = 355,092,014.69
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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.