Finding the Fourth Proportional to 155,720,103.18, 233,603,377.54 and 57,344,244.11
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Solution
The fourth proportional to 155,720,103.18, 233,603,377.54 and 57,344,244.11 is: 86,024,917.99
Step by Step Solution
- Step 1: Write the proportion equation
155,720,103.18 : 233,603,377.54 = 57,344,244.11 : x - Step 2: Convert to fraction form
155,720,103.18/233,603,377.54 = 57,344,244.11/x - Step 3: Cross multiply
155,720,103.18x = 233,603,377.54 × 57,344,244.11 - Step 4: Simplify right side
155,720,103.18x = 13,395,809,105,406,234 - Step 5: Solve for x
x = 13,395,809,105,406,234/155,720,103.18 - Step 6: Final answer
x = 86,024,917.99
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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.