Finding the Fourth Proportional to 74,583,823,655.98, 102,944,826,977.18 and 48,576,995,654.28
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Solution
The fourth proportional to 74,583,823,655.98, 102,944,826,977.18 and 48,576,995,654.28 is: 67,048,726,755.65
Step by Step Solution
- Step 1: Write the proportion equation
74,583,823,655.98 : 102,944,826,977.18 = 48,576,995,654.28 : x - Step 2: Convert to fraction form
74,583,823,655.98/102,944,826,977.18 = 48,576,995,654.28/x - Step 3: Cross multiply
74,583,823,655.98x = 102,944,826,977.18 × 48,576,995,654.28 - Step 4: Simplify right side
74,583,823,655.98x = 5,000,750,412,701,078,913,024 - Step 5: Solve for x
x = 5,000,750,412,701,078,913,024/74,583,823,655.98 - Step 6: Final answer
x = 67,048,726,755.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.