Finding the Fourth Proportional to 2,655,473,908.47, 3,666,207,808.68 and 1,690,402,338.03
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Solution
The fourth proportional to 2,655,473,908.47, 3,666,207,808.68 and 1,690,402,338.03 is: 2,333,808,000.04
Step by Step Solution
- Step 1: Write the proportion equation
2,655,473,908.47 : 3,666,207,808.68 = 1,690,402,338.03 : x - Step 2: Convert to fraction form
2,655,473,908.47/3,666,207,808.68 = 1,690,402,338.03/x - Step 3: Cross multiply
2,655,473,908.47x = 3,666,207,808.68 × 1,690,402,338.03 - Step 4: Simplify right side
2,655,473,908.47x = 6,197,366,251,496,514,560 - Step 5: Solve for x
x = 6,197,366,251,496,514,560/2,655,473,908.47 - Step 6: Final answer
x = 2,333,808,000.04
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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.