Finding the Fourth Proportional to 800,313,696.63, 1,104,432,901.34 and 434,032,992.63
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Solution
The fourth proportional to 800,313,696.63, 1,104,432,901.34 and 434,032,992.63 is: 598,965,529.82
Step by Step Solution
- Step 1: Write the proportion equation
800,313,696.63 : 1,104,432,901.34 = 434,032,992.63 : x - Step 2: Convert to fraction form
800,313,696.63/1,104,432,901.34 = 434,032,992.63/x - Step 3: Cross multiply
800,313,696.63x = 1,104,432,901.34 × 434,032,992.63 - Step 4: Simplify right side
800,313,696.63x = 479,360,317,323,196,672 - Step 5: Solve for x
x = 479,360,317,323,196,672/800,313,696.63 - Step 6: Final answer
x = 598,965,529.82
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1.5x scale
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.