Finding the Fourth Proportional to 75,271,823,390.38, 112,874,602,567.74 and 39,890,889,381.96
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Solution
The fourth proportional to 75,271,823,390.38, 112,874,602,567.74 and 39,890,889,381.96 is: 59,818,775,236.92
Step by Step Solution
- Step 1: Write the proportion equation
75,271,823,390.38 : 112,874,602,567.74 = 39,890,889,381.96 : x - Step 2: Convert to fraction form
75,271,823,390.38/112,874,602,567.74 = 39,890,889,381.96/x - Step 3: Cross multiply
75,271,823,390.38x = 112,874,602,567.74 × 39,890,889,381.96 - Step 4: Simplify right side
75,271,823,390.38x = 4,502,668,285,062,414,860,288 - Step 5: Solve for x
x = 4,502,668,285,062,414,860,288/75,271,823,390.38 - Step 6: Final answer
x = 59,818,775,236.92
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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.