Finding the Fourth Proportional to 493,693,550.19, 681,303,730.95 and 270,674,691.75
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Solution
The fourth proportional to 493,693,550.19, 681,303,730.95 and 270,674,691.75 is: 373,534,710.53
Step by Step Solution
- Step 1: Write the proportion equation
493,693,550.19 : 681,303,730.95 = 270,674,691.75 : x - Step 2: Convert to fraction form
493,693,550.19/681,303,730.95 = 270,674,691.75/x - Step 3: Cross multiply
493,693,550.19x = 681,303,730.95 × 270,674,691.75 - Step 4: Simplify right side
493,693,550.19x = 184,411,677,363,016,192 - Step 5: Solve for x
x = 184,411,677,363,016,192/493,693,550.19 - Step 6: Final answer
x = 373,534,710.53
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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.