Finding the Fourth Proportional to 199,454,753.99, 299,298,715.70 and 144,067,972.97
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Solution
The fourth proportional to 199,454,753.99, 299,298,715.70 and 144,067,972.97 is: 216,186,169.65
Step by Step Solution
- Step 1: Write the proportion equation
199,454,753.99 : 299,298,715.70 = 144,067,972.97 : x - Step 2: Convert to fraction form
199,454,753.99/299,298,715.70 = 144,067,972.97/x - Step 3: Cross multiply
199,454,753.99x = 299,298,715.70 × 144,067,972.97 - Step 4: Simplify right side
199,454,753.99x = 43,119,359,283,423,312 - Step 5: Solve for x
x = 43,119,359,283,423,312/199,454,753.99 - Step 6: Final answer
x = 216,186,169.65
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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.