Finding the Fourth Proportional to 117,736,955.84, 176,591,958.26 and 31,482,088.62
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Solution
The fourth proportional to 117,736,955.84, 176,591,958.26 and 31,482,088.62 is: 47,219,529.67
Step by Step Solution
- Step 1: Write the proportion equation
117,736,955.84 : 176,591,958.26 = 31,482,088.62 : x - Step 2: Convert to fraction form
117,736,955.84/176,591,958.26 = 31,482,088.62/x - Step 3: Cross multiply
117,736,955.84x = 176,591,958.26 × 31,482,088.62 - Step 4: Simplify right side
117,736,955.84x = 5,559,483,679,363,251 - Step 5: Solve for x
x = 5,559,483,679,363,251/117,736,955.84 - Step 6: Final answer
x = 47,219,529.67
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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.