Finding the Fourth Proportional to 2,073,102,409.60, 3,107,264,827.20 and 845,464,854.40
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Solution
The fourth proportional to 2,073,102,409.60, 3,107,264,827.20 and 845,464,854.40 is: 1,267,223,072.31
Step by Step Solution
- Step 1: Write the proportion equation
2,073,102,409.60 : 3,107,264,827.20 = 845,464,854.40 : x - Step 2: Convert to fraction form
2,073,102,409.60/3,107,264,827.20 = 845,464,854.40/x - Step 3: Cross multiply
2,073,102,409.60x = 3,107,264,827.20 × 845,464,854.40 - Step 4: Simplify right side
2,073,102,409.60x = 2,627,083,204,710,888,960 - Step 5: Solve for x
x = 2,627,083,204,710,888,960/2,073,102,409.60 - Step 6: Final answer
x = 1,267,223,072.31
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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.