Finding the Fourth Proportional to 115,653,548.84, 173,480,913.86 and 38,977,241.36
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Solution
The fourth proportional to 115,653,548.84, 173,480,913.86 and 38,977,241.36 is: 58,466,061.08
Step by Step Solution
- Step 1: Write the proportion equation
115,653,548.84 : 173,480,913.86 = 38,977,241.36 : x - Step 2: Convert to fraction form
115,653,548.84/173,480,913.86 = 38,977,241.36/x - Step 3: Cross multiply
115,653,548.84x = 173,480,913.86 × 38,977,241.36 - Step 4: Simplify right side
115,653,548.84x = 6,761,807,449,812,297 - Step 5: Solve for x
x = 6,761,807,449,812,297/115,653,548.84 - Step 6: Final answer
x = 58,466,061.08
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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.