Finding the Fourth Proportional to 249,955,916.38, 374,935,120.16 and 102,484,028.19
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Solution
The fourth proportional to 249,955,916.38, 374,935,120.16 and 102,484,028.19 is: 153,726,552.99
Step by Step Solution
- Step 1: Write the proportion equation
249,955,916.38 : 374,935,120.16 = 102,484,028.19 : x - Step 2: Convert to fraction form
249,955,916.38/374,935,120.16 = 102,484,028.19/x - Step 3: Cross multiply
249,955,916.38x = 374,935,120.16 × 102,484,028.19 - Step 4: Simplify right side
249,955,916.38x = 38,424,861,423,898,480 - Step 5: Solve for x
x = 38,424,861,423,898,480/249,955,916.38 - Step 6: Final answer
x = 153,726,552.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.