Finding the Fourth Proportional to 5,537,436,860.90, 8,307,020,391.33 and 1,805,860,360.73
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Solution
The fourth proportional to 5,537,436,860.90, 8,307,020,391.33 and 1,805,860,360.73 is: 2,709,072,666.16
Step by Step Solution
- Step 1: Write the proportion equation
5,537,436,860.90 : 8,307,020,391.33 = 1,805,860,360.73 : x - Step 2: Convert to fraction form
5,537,436,860.90/8,307,020,391.33 = 1,805,860,360.73/x - Step 3: Cross multiply
5,537,436,860.90x = 8,307,020,391.33 × 1,805,860,360.73 - Step 4: Simplify right side
5,537,436,860.90x = 15,001,318,840,437,123,072 - Step 5: Solve for x
x = 15,001,318,840,437,123,072/5,537,436,860.90 - Step 6: Final answer
x = 2,709,072,666.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.