Finding the Fourth Proportional to 502,368,725.09, 753,588,959.88 and 133,901,747.19
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Solution
The fourth proportional to 502,368,725.09, 753,588,959.88 and 133,901,747.19 is: 200,862,182.20
Step by Step Solution
- Step 1: Write the proportion equation
502,368,725.09 : 753,588,959.88 = 133,901,747.19 : x - Step 2: Convert to fraction form
502,368,725.09/753,588,959.88 = 133,901,747.19/x - Step 3: Cross multiply
502,368,725.09x = 753,588,959.88 × 133,901,747.19 - Step 4: Simplify right side
502,368,725.09x = 100,906,878,391,026,816 - Step 5: Solve for x
x = 100,906,878,391,026,816/502,368,725.09 - Step 6: Final answer
x = 200,862,182.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.