Finding the Fourth Proportional to 508,264,776.40, 760,473,261.24 and 301,114,400.08
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Solution
The fourth proportional to 508,264,776.40, 760,473,261.24 and 301,114,400.08 is: 450,531,810.32
Step by Step Solution
- Step 1: Write the proportion equation
508,264,776.40 : 760,473,261.24 = 301,114,400.08 : x - Step 2: Convert to fraction form
508,264,776.40/760,473,261.24 = 301,114,400.08/x - Step 3: Cross multiply
508,264,776.40x = 760,473,261.24 × 301,114,400.08 - Step 4: Simplify right side
508,264,776.40x = 228,989,449,835,163,712 - Step 5: Solve for x
x = 228,989,449,835,163,712/508,264,776.40 - Step 6: Final answer
x = 450,531,810.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.