Finding the Fourth Proportional to 598,759,304.70, 898,138,957.05 and 292,248,047.10
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Solution
The fourth proportional to 598,759,304.70, 898,138,957.05 and 292,248,047.10 is: 438,372,070.65
Step by Step Solution
- Step 1: Write the proportion equation
598,759,304.70 : 898,138,957.05 = 292,248,047.10 : x - Step 2: Convert to fraction form
598,759,304.70/898,138,957.05 = 292,248,047.10/x - Step 3: Cross multiply
598,759,304.70x = 898,138,957.05 × 292,248,047.10 - Step 4: Simplify right side
598,759,304.70x = 262,479,356,222,293,280 - Step 5: Solve for x
x = 262,479,356,222,293,280/598,759,304.70 - Step 6: Final answer
x = 438,372,070.65
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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.