Finding the Fourth Proportional to 144,878,676.99, 217,186,499.98 and 52,697,246.18
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Solution
The fourth proportional to 144,878,676.99, 217,186,499.98 and 52,697,246.18 is: 78,998,032.66
Step by Step Solution
- Step 1: Write the proportion equation
144,878,676.99 : 217,186,499.98 = 52,697,246.18 : x - Step 2: Convert to fraction form
144,878,676.99/217,186,499.98 = 52,697,246.18/x - Step 3: Cross multiply
144,878,676.99x = 217,186,499.98 × 52,697,246.18 - Step 4: Simplify right side
144,878,676.99x = 11,445,130,456,245,266 - Step 5: Solve for x
x = 11,445,130,456,245,266/144,878,676.99 - Step 6: Final answer
x = 78,998,032.66
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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.