Finding the Fourth Proportional to 530,355,814,336.95, 795,533,720,612.95 and 127,439,284,625.99
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Solution
The fourth proportional to 530,355,814,336.95, 795,533,720,612.95 and 127,439,284,625.99 is: 191,158,926,724.53
Step by Step Solution
- Step 1: Write the proportion equation
530,355,814,336.95 : 795,533,720,612.95 = 127,439,284,625.99 : x - Step 2: Convert to fraction form
530,355,814,336.95/795,533,720,612.95 = 127,439,284,625.99/x - Step 3: Cross multiply
530,355,814,336.95x = 795,533,720,612.95 × 127,439,284,625.99 - Step 4: Simplify right side
530,355,814,336.95x = 101,382,248,250,766,536,998,912 - Step 5: Solve for x
x = 101,382,248,250,766,536,998,912/530,355,814,336.95 - Step 6: Final answer
x = 191,158,926,724.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.