Finding the Fourth Proportional to 169,472,787.12, 233,865,559.80 and 96,132,354.48
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Solution
The fourth proportional to 169,472,787.12, 233,865,559.80 and 96,132,354.48 is: 132,658,742.90
Step by Step Solution
- Step 1: Write the proportion equation
169,472,787.12 : 233,865,559.80 = 96,132,354.48 : x - Step 2: Convert to fraction form
169,472,787.12/233,865,559.80 = 96,132,354.48/x - Step 3: Cross multiply
169,472,787.12x = 233,865,559.80 × 96,132,354.48 - Step 4: Simplify right side
169,472,787.12x = 22,482,046,895,357,240 - Step 5: Solve for x
x = 22,482,046,895,357,240/169,472,787.12 - Step 6: Final answer
x = 132,658,742.90
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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.