Finding the Fourth Proportional to 995,836,691.34, 1,374,375,140.70 and 566,778,299.94
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Solution
The fourth proportional to 995,836,691.34, 1,374,375,140.70 and 566,778,299.94 is: 782,222,640.02
Step by Step Solution
- Step 1: Write the proportion equation
995,836,691.34 : 1,374,375,140.70 = 566,778,299.94 : x - Step 2: Convert to fraction form
995,836,691.34/1,374,375,140.70 = 566,778,299.94/x - Step 3: Cross multiply
995,836,691.34x = 1,374,375,140.70 × 566,778,299.94 - Step 4: Simplify right side
995,836,691.34x = 778,966,005,725,744,384 - Step 5: Solve for x
x = 778,966,005,725,744,384/995,836,691.34 - Step 6: Final answer
x = 782,222,640.02
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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.