Finding the Fourth Proportional to 87,008,553, 120,069,405.18 and 47,850,328.80
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Solution
The fourth proportional to 87,008,553, 120,069,405.18 and 47,850,328.80 is: 66,032,134.99
Step by Step Solution
- Step 1: Write the proportion equation
87,008,553 : 120,069,405.18 = 47,850,328.80 : x - Step 2: Convert to fraction form
87,008,553/120,069,405.18 = 47,850,328.80/x - Step 3: Cross multiply
87,008,553x = 120,069,405.18 × 47,850,328.80 - Step 4: Simplify right side
87,008,553x = 5,745,360,516,683,423 - Step 5: Solve for x
x = 5,745,360,516,683,423/87,008,553 - Step 6: Final answer
x = 66,032,134.99
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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.