Finding the Fourth Proportional to 2,439,422,247,607.20, 3,371,232,752,336.70 and 1,999,265,391,796
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Solution
The fourth proportional to 2,439,422,247,607.20, 3,371,232,752,336.70 and 1,999,265,391,796 is: 2,762,944,781,719.16
Step by Step Solution
- Step 1: Write the proportion equation
2,439,422,247,607.20 : 3,371,232,752,336.70 = 1,999,265,391,796 : x - Step 2: Convert to fraction form
2,439,422,247,607.20/3,371,232,752,336.70 = 1,999,265,391,796/x - Step 3: Cross multiply
2,439,422,247,607.20x = 3,371,232,752,336.70 × 1,999,265,391,796 - Step 4: Simplify right side
2,439,422,247,607.20x = 6,739,988,969,435,940,670,930,944 - Step 5: Solve for x
x = 6,739,988,969,435,940,670,930,944/2,439,422,247,607.20 - Step 6: Final answer
x = 2,762,944,781,719.16
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.