Finding the Fourth Proportional to 48,177,473,415.98, 66,486,707,596.06 and 28,890,073,532.46
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Solution
The fourth proportional to 48,177,473,415.98, 66,486,707,596.06 and 28,890,073,532.46 is: 39,869,377,432.82
Step by Step Solution
- Step 1: Write the proportion equation
48,177,473,415.98 : 66,486,707,596.06 = 28,890,073,532.46 : x - Step 2: Convert to fraction form
48,177,473,415.98/66,486,707,596.06 = 28,890,073,532.46/x - Step 3: Cross multiply
48,177,473,415.98x = 66,486,707,596.06 × 28,890,073,532.46 - Step 4: Simplify right side
48,177,473,415.98x = 1,920,805,871,381,340,225,536 - Step 5: Solve for x
x = 1,920,805,871,381,340,225,536/48,177,473,415.98 - Step 6: Final answer
x = 39,869,377,432.82
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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.