Finding the Fourth Proportional to 88,039,082.25, 121,497,727.95 and 48,880,864.26
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Solution
The fourth proportional to 88,039,082.25, 121,497,727.95 and 48,880,864.26 is: 67,457,699.42
Step by Step Solution
- Step 1: Write the proportion equation
88,039,082.25 : 121,497,727.95 = 48,880,864.26 : x - Step 2: Convert to fraction form
88,039,082.25/121,497,727.95 = 48,880,864.26/x - Step 3: Cross multiply
88,039,082.25x = 121,497,727.95 × 48,880,864.26 - Step 4: Simplify right side
88,039,082.25x = 5,938,913,947,822,358 - Step 5: Solve for x
x = 5,938,913,947,822,358/88,039,082.25 - Step 6: Final answer
x = 67,457,699.42
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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.