Finding the Fourth Proportional to 5,897,406,075, 8,138,366,659.17 and 3,221,185,545.11
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Solution
The fourth proportional to 5,897,406,075, 8,138,366,659.17 and 3,221,185,545.11 is: 4,445,206,707.81
Step by Step Solution
- Step 1: Write the proportion equation
5,897,406,075 : 8,138,366,659.17 = 3,221,185,545.11 : x - Step 2: Convert to fraction form
5,897,406,075/8,138,366,659.17 = 3,221,185,545.11/x - Step 3: Cross multiply
5,897,406,075x = 8,138,366,659.17 × 3,221,185,545.11 - Step 4: Simplify right side
5,897,406,075x = 26,215,189,043,282,874,368 - Step 5: Solve for x
x = 26,215,189,043,282,874,368/5,897,406,075 - Step 6: Final answer
x = 4,445,206,707.81
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1.5x scale
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.