Finding the Fourth Proportional to 492,656,757.08, 679,838,663.24 and 269,637,984.32
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Solution
The fourth proportional to 492,656,757.08, 679,838,663.24 and 269,637,984.32 is: 372,085,278.82
Step by Step Solution
- Step 1: Write the proportion equation
492,656,757.08 : 679,838,663.24 = 269,637,984.32 : x - Step 2: Convert to fraction form
492,656,757.08/679,838,663.24 = 269,637,984.32/x - Step 3: Cross multiply
492,656,757.08x = 679,838,663.24 × 269,637,984.32 - Step 4: Simplify right side
492,656,757.08x = 183,310,326,818,836,864 - Step 5: Solve for x
x = 183,310,326,818,836,864/492,656,757.08 - Step 6: Final answer
x = 372,085,278.82
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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.