Finding the Fourth Proportional to 69,013,501,269,180, 95,241,625,507,432 and 38,218,221,439,548
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Solution
The fourth proportional to 69,013,501,269,180, 95,241,625,507,432 and 38,218,221,439,548 is: 52,742,803,465,487.59
Step by Step Solution
- Step 1: Write the proportion equation
69,013,501,269,180 : 95,241,625,507,432 = 38,218,221,439,548 : x - Step 2: Convert to fraction form
69,013,501,269,180/95,241,625,507,432 = 38,218,221,439,548/x - Step 3: Cross multiply
69,013,501,269,180x = 95,241,625,507,432 × 38,218,221,439,548 - Step 4: Simplify right side
69,013,501,269,180x = 3,639,965,533,905,539,328,487,981,056 - Step 5: Solve for x
x = 3,639,965,533,905,539,328,487,981,056/69,013,501,269,180 - Step 6: Final answer
x = 52,742,803,465,487.59
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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.