Finding the Fourth Proportional to 343,349,028.96, 473,815,090.80 and 188,824,356.96
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Solution
The fourth proportional to 343,349,028.96, 473,815,090.80 and 188,824,356.96 is: 260,573,999.90
Step by Step Solution
- Step 1: Write the proportion equation
343,349,028.96 : 473,815,090.80 = 188,824,356.96 : x - Step 2: Convert to fraction form
343,349,028.96/473,815,090.80 = 188,824,356.96/x - Step 3: Cross multiply
343,349,028.96x = 473,815,090.80 × 188,824,356.96 - Step 4: Simplify right side
343,349,028.96x = 89,467,829,838,254,016 - Step 5: Solve for x
x = 89,467,829,838,254,016/343,349,028.96 - Step 6: Final answer
x = 260,573,999.90
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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.