Finding the Fourth Proportional to 232,844,345.20, 349,266,517.80 and 221,506,937.20
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Solution
The fourth proportional to 232,844,345.20, 349,266,517.80 and 221,506,937.20 is: 332,260,405.80
Step by Step Solution
- Step 1: Write the proportion equation
232,844,345.20 : 349,266,517.80 = 221,506,937.20 : x - Step 2: Convert to fraction form
232,844,345.20/349,266,517.80 = 221,506,937.20/x - Step 3: Cross multiply
232,844,345.20x = 349,266,517.80 × 221,506,937.20 - Step 4: Simplify right side
232,844,345.20x = 77,364,956,624,387,280 - Step 5: Solve for x
x = 77,364,956,624,387,280/232,844,345.20 - Step 6: Final answer
x = 332,260,405.80
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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.