Finding the Fourth Proportional to 928,270,621.74, 1,392,254,572.84 and 273,068,416.68
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Solution
The fourth proportional to 928,270,621.74, 1,392,254,572.84 and 273,068,416.68 is: 409,558,099.67
Step by Step Solution
- Step 1: Write the proportion equation
928,270,621.74 : 1,392,254,572.84 = 273,068,416.68 : x - Step 2: Convert to fraction form
928,270,621.74/1,392,254,572.84 = 273,068,416.68/x - Step 3: Cross multiply
928,270,621.74x = 1,392,254,572.84 × 273,068,416.68 - Step 4: Simplify right side
928,270,621.74x = 380,180,751,820,908,544 - Step 5: Solve for x
x = 380,180,751,820,908,544/928,270,621.74 - Step 6: Final answer
x = 409,558,099.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.