Finding the Fourth Proportional to 559,815,611.68, 772,928,058 and 362,055,757.60
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Solution
The fourth proportional to 559,815,611.68, 772,928,058 and 362,055,757.60 is: 499,884,332.93
Step by Step Solution
- Step 1: Write the proportion equation
559,815,611.68 : 772,928,058 = 362,055,757.60 : x - Step 2: Convert to fraction form
559,815,611.68/772,928,058 = 362,055,757.60/x - Step 3: Cross multiply
559,815,611.68x = 772,928,058 × 362,055,757.60 - Step 4: Simplify right side
559,815,611.68x = 279,843,053,609,486,752 - Step 5: Solve for x
x = 279,843,053,609,486,752/559,815,611.68 - Step 6: Final answer
x = 499,884,332.93
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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.