Finding the Fourth Proportional to 455,746,125.60, 683,619,197.04 and 110,697,427.68
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Solution
The fourth proportional to 455,746,125.60, 683,619,197.04 and 110,697,427.68 is: 166,046,143.62
Step by Step Solution
- Step 1: Write the proportion equation
455,746,125.60 : 683,619,197.04 = 110,697,427.68 : x - Step 2: Convert to fraction form
455,746,125.60/683,619,197.04 = 110,697,427.68/x - Step 3: Cross multiply
455,746,125.60x = 683,619,197.04 × 110,697,427.68 - Step 4: Simplify right side
455,746,125.60x = 75,674,886,624,995,072 - Step 5: Solve for x
x = 75,674,886,624,995,072/455,746,125.60 - Step 6: Final answer
x = 166,046,143.62
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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.