Finding the Fourth Proportional to 144,299,200.71, 216,523,217.43 and 67,630,017.99
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Solution
The fourth proportional to 144,299,200.71, 216,523,217.43 and 67,630,017.99 is: 101,479,904.38
Step by Step Solution
- Step 1: Write the proportion equation
144,299,200.71 : 216,523,217.43 = 67,630,017.99 : x - Step 2: Convert to fraction form
144,299,200.71/216,523,217.43 = 67,630,017.99/x - Step 3: Cross multiply
144,299,200.71x = 216,523,217.43 × 67,630,017.99 - Step 4: Simplify right side
144,299,200.71x = 14,643,469,090,043,580 - Step 5: Solve for x
x = 14,643,469,090,043,580/144,299,200.71 - Step 6: Final answer
x = 101,479,904.38
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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.