Finding the Fourth Proportional to 514,757,727.95, 710,707,725.05 and 395,467,864.79
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Solution
The fourth proportional to 514,757,727.95, 710,707,725.05 and 395,467,864.79 is: 546,008,444.85
Step by Step Solution
- Step 1: Write the proportion equation
514,757,727.95 : 710,707,725.05 = 395,467,864.79 : x - Step 2: Convert to fraction form
514,757,727.95/710,707,725.05 = 395,467,864.79/x - Step 3: Cross multiply
514,757,727.95x = 710,707,725.05 × 395,467,864.79 - Step 4: Simplify right side
514,757,727.95x = 281,062,066,509,751,008 - Step 5: Solve for x
x = 281,062,066,509,751,008/514,757,727.95 - Step 6: Final answer
x = 546,008,444.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.