Finding the Fourth Proportional to 343,717,601.40, 474,340,306.50 and 187,094,809.08
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Solution
The fourth proportional to 343,717,601.40, 474,340,306.50 and 187,094,809.08 is: 258,196,288.82
Step by Step Solution
- Step 1: Write the proportion equation
343,717,601.40 : 474,340,306.50 = 187,094,809.08 : x - Step 2: Convert to fraction form
343,717,601.40/474,340,306.50 = 187,094,809.08/x - Step 3: Cross multiply
343,717,601.40x = 474,340,306.50 × 187,094,809.08 - Step 4: Simplify right side
343,717,601.40x = 88,746,609,083,566,192 - Step 5: Solve for x
x = 88,746,609,083,566,192/343,717,601.40 - Step 6: Final answer
x = 258,196,288.82
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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.