Finding the Fourth Proportional to 2,423,498,853.84, 3,641,812,420.32 and 1,318,920,386.64
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Solution
The fourth proportional to 2,423,498,853.84, 3,641,812,420.32 and 1,318,920,386.64 is: 1,981,952,926.39
Step by Step Solution
- Step 1: Write the proportion equation
2,423,498,853.84 : 3,641,812,420.32 = 1,318,920,386.64 : x - Step 2: Convert to fraction form
2,423,498,853.84/3,641,812,420.32 = 1,318,920,386.64/x - Step 3: Cross multiply
2,423,498,853.84x = 3,641,812,420.32 × 1,318,920,386.64 - Step 4: Simplify right side
2,423,498,853.84x = 4,803,260,645,478,809,600 - Step 5: Solve for x
x = 4,803,260,645,478,809,600/2,423,498,853.84 - Step 6: Final answer
x = 1,981,952,926.39
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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.