Finding the Fourth Proportional to 651,815,460.18, 899,511,740.08 and 354,464,163.92
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Solution
The fourth proportional to 651,815,460.18, 899,511,740.08 and 354,464,163.92 is: 489,164,029.34
Step by Step Solution
- Step 1: Write the proportion equation
651,815,460.18 : 899,511,740.08 = 354,464,163.92 : x - Step 2: Convert to fraction form
651,815,460.18/899,511,740.08 = 354,464,163.92/x - Step 3: Cross multiply
651,815,460.18x = 899,511,740.08 × 354,464,163.92 - Step 4: Simplify right side
651,815,460.18x = 318,844,676,885,044,160 - Step 5: Solve for x
x = 318,844,676,885,044,160/651,815,460.18 - Step 6: Final answer
x = 489,164,029.34
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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.