Finding the Fourth Proportional to 322,829,509.49, 484,241,073.03 and 147,902,925.09
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Solution
The fourth proportional to 322,829,509.49, 484,241,073.03 and 147,902,925.09 is: 221,852,925.60
Step by Step Solution
- Step 1: Write the proportion equation
322,829,509.49 : 484,241,073.03 = 147,902,925.09 : x - Step 2: Convert to fraction form
322,829,509.49/484,241,073.03 = 147,902,925.09/x - Step 3: Cross multiply
322,829,509.49x = 484,241,073.03 × 147,902,925.09 - Step 4: Simplify right side
322,829,509.49x = 71,620,671,149,857,304 - Step 5: Solve for x
x = 71,620,671,149,857,304/322,829,509.49 - Step 6: Final answer
x = 221,852,925.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.