Finding the Fourth Proportional to 1,766,609,117.24, 2,438,016,454.86 and 1,013,916,275.18
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Solution
The fourth proportional to 1,766,609,117.24, 2,438,016,454.86 and 1,013,916,275.18 is: 1,399,259,484.52
Step by Step Solution
- Step 1: Write the proportion equation
1,766,609,117.24 : 2,438,016,454.86 = 1,013,916,275.18 : x - Step 2: Convert to fraction form
1,766,609,117.24/2,438,016,454.86 = 1,013,916,275.18/x - Step 3: Cross multiply
1,766,609,117.24x = 2,438,016,454.86 × 1,013,916,275.18 - Step 4: Simplify right side
1,766,609,117.24x = 2,471,944,562,739,200,000 - Step 5: Solve for x
x = 2,471,944,562,739,200,000/1,766,609,117.24 - Step 6: Final answer
x = 1,399,259,484.52
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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.