Finding the Fourth Proportional to 87,425,878.83, 120,645,311.45 and 48,266,943.99
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Solution
The fourth proportional to 87,425,878.83, 120,645,311.45 and 48,266,943.99 is: 66,607,056.95
Step by Step Solution
- Step 1: Write the proportion equation
87,425,878.83 : 120,645,311.45 = 48,266,943.99 : x - Step 2: Convert to fraction form
87,425,878.83/120,645,311.45 = 48,266,943.99/x - Step 3: Cross multiply
87,425,878.83x = 120,645,311.45 × 48,266,943.99 - Step 4: Simplify right side
87,425,878.83x = 5,823,180,490,413,256 - Step 5: Solve for x
x = 5,823,180,490,413,256/87,425,878.83 - Step 6: Final answer
x = 66,607,056.95
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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.