Finding the Fourth Proportional to 1,897,520,306.29, 2,842,573,654.81 and 1,307,206,272.31
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Solution
The fourth proportional to 1,897,520,306.29, 2,842,573,654.81 and 1,307,206,272.31 is: 1,958,255,781.90
Step by Step Solution
- Step 1: Write the proportion equation
1,897,520,306.29 : 2,842,573,654.81 = 1,307,206,272.31 : x - Step 2: Convert to fraction form
1,897,520,306.29/2,842,573,654.81 = 1,307,206,272.31/x - Step 3: Cross multiply
1,897,520,306.29x = 2,842,573,654.81 × 1,307,206,272.31 - Step 4: Simplify right side
1,897,520,306.29x = 3,715,830,111,070,792,704 - Step 5: Solve for x
x = 3,715,830,111,070,792,704/1,897,520,306.29 - Step 6: Final answer
x = 1,958,255,781.90
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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.