Finding the Fourth Proportional to 186,596,335.73, 257,508,407.14 and 101,828,916.72
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Solution
The fourth proportional to 186,596,335.73, 257,508,407.14 and 101,828,916.72 is: 140,526,886.78
Step by Step Solution
- Step 1: Write the proportion equation
186,596,335.73 : 257,508,407.14 = 101,828,916.72 : x - Step 2: Convert to fraction form
186,596,335.73/257,508,407.14 = 101,828,916.72/x - Step 3: Cross multiply
186,596,335.73x = 257,508,407.14 × 101,828,916.72 - Step 4: Simplify right side
186,596,335.73x = 26,221,802,145,104,340 - Step 5: Solve for x
x = 26,221,802,145,104,340/186,596,335.73 - Step 6: Final answer
x = 140,526,886.78
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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.