Finding the Fourth Proportional to 883,063,935.39, 1,218,573,322.56 and 486,564,736.44
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Solution
The fourth proportional to 883,063,935.39, 1,218,573,322.56 and 486,564,736.44 is: 671,429,082.04
Step by Step Solution
- Step 1: Write the proportion equation
883,063,935.39 : 1,218,573,322.56 = 486,564,736.44 : x - Step 2: Convert to fraction form
883,063,935.39/1,218,573,322.56 = 486,564,736.44/x - Step 3: Cross multiply
883,063,935.39x = 1,218,573,322.56 × 486,564,736.44 - Step 4: Simplify right side
883,063,935.39x = 592,914,807,524,221,440 - Step 5: Solve for x
x = 592,914,807,524,221,440/883,063,935.39 - Step 6: Final answer
x = 671,429,082.04
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1.5x scale
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.