Finding the Fourth Proportional to 332,121,760.27, 497,989,902.47 and 157,243,326.19
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Solution
The fourth proportional to 332,121,760.27, 497,989,902.47 and 157,243,326.19 is: 235,773,737.35
Step by Step Solution
- Step 1: Write the proportion equation
332,121,760.27 : 497,989,902.47 = 157,243,326.19 : x - Step 2: Convert to fraction form
332,121,760.27/497,989,902.47 = 157,243,326.19/x - Step 3: Cross multiply
332,121,760.27x = 497,989,902.47 × 157,243,326.19 - Step 4: Simplify right side
332,121,760.27x = 78,305,588,671,319,664 - Step 5: Solve for x
x = 78,305,588,671,319,664/332,121,760.27 - Step 6: Final answer
x = 235,773,737.35
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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.