Finding the Fourth Proportional to 149,509,301.70, 224,263,952.55 and 91,814,492.10
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Solution
The fourth proportional to 149,509,301.70, 224,263,952.55 and 91,814,492.10 is: 137,721,738.15
Step by Step Solution
- Step 1: Write the proportion equation
149,509,301.70 : 224,263,952.55 = 91,814,492.10 : x - Step 2: Convert to fraction form
149,509,301.70/224,263,952.55 = 91,814,492.10/x - Step 3: Cross multiply
149,509,301.70x = 224,263,952.55 × 91,814,492.10 - Step 4: Simplify right side
149,509,301.70x = 20,590,680,899,716,748 - Step 5: Solve for x
x = 20,590,680,899,716,748/149,509,301.70 - Step 6: Final answer
x = 137,721,738.15
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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.