Finding the Fourth Proportional to 697,623,219,178.62, 1,046,434,827,585.30 and 167,631,990,226.62
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Solution
The fourth proportional to 697,623,219,178.62, 1,046,434,827,585.30 and 167,631,990,226.62 is: 251,447,985,055.76
Step by Step Solution
- Step 1: Write the proportion equation
697,623,219,178.62 : 1,046,434,827,585.30 = 167,631,990,226.62 : x - Step 2: Convert to fraction form
697,623,219,178.62/1,046,434,827,585.30 = 167,631,990,226.62/x - Step 3: Cross multiply
697,623,219,178.62x = 1,046,434,827,585.30 × 167,631,990,226.62 - Step 4: Simplify right side
697,623,219,178.62x = 175,415,952,790,573,813,858,304 - Step 5: Solve for x
x = 175,415,952,790,573,813,858,304/697,623,219,178.62 - Step 6: Final answer
x = 251,447,985,055.76
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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.