Finding the Fourth Proportional to 2,518,454,048.40, 3,778,165,274.40 and 965,624,270.40
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Solution
The fourth proportional to 2,518,454,048.40, 3,778,165,274.40 and 965,624,270.40 is: 1,448,622,057.99
Step by Step Solution
- Step 1: Write the proportion equation
2,518,454,048.40 : 3,778,165,274.40 = 965,624,270.40 : x - Step 2: Convert to fraction form
2,518,454,048.40/3,778,165,274.40 = 965,624,270.40/x - Step 3: Cross multiply
2,518,454,048.40x = 3,778,165,274.40 × 965,624,270.40 - Step 4: Simplify right side
2,518,454,048.40x = 3,648,288,086,543,115,776 - Step 5: Solve for x
x = 3,648,288,086,543,115,776/2,518,454,048.40 - Step 6: Final answer
x = 1,448,622,057.99
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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.