Finding the Fourth Proportional to 3,712,966,390.83, 5,125,226,409.71 and 2,207,589,150.58
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Solution
The fourth proportional to 3,712,966,390.83, 5,125,226,409.71 and 2,207,589,150.58 is: 3,047,265,454.46
Step by Step Solution
- Step 1: Write the proportion equation
3,712,966,390.83 : 5,125,226,409.71 = 2,207,589,150.58 : x - Step 2: Convert to fraction form
3,712,966,390.83/5,125,226,409.71 = 2,207,589,150.58/x - Step 3: Cross multiply
3,712,966,390.83x = 5,125,226,409.71 × 2,207,589,150.58 - Step 4: Simplify right side
3,712,966,390.83x = 11,314,394,216,341,880,832 - Step 5: Solve for x
x = 11,314,394,216,341,880,832/3,712,966,390.83 - Step 6: Final answer
x = 3,047,265,454.46
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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.