Finding the Fourth Proportional to 343,913,053.62, 474,587,546.41 and 210,174,714.24
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Solution
The fourth proportional to 343,913,053.62, 474,587,546.41 and 210,174,714.24 is: 290,033,486.37
Step by Step Solution
- Step 1: Write the proportion equation
343,913,053.62 : 474,587,546.41 = 210,174,714.24 : x - Step 2: Convert to fraction form
343,913,053.62/474,587,546.41 = 210,174,714.24/x - Step 3: Cross multiply
343,913,053.62x = 474,587,546.41 × 210,174,714.24 - Step 4: Simplify right side
343,913,053.62x = 99,746,301,948,584,496 - Step 5: Solve for x
x = 99,746,301,948,584,496/343,913,053.62 - Step 6: Final answer
x = 290,033,486.37
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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.