Finding the Fourth Proportional to 2,537,565,148.80, 3,806,263,966.92 and 1,043,544,988.80
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Solution
The fourth proportional to 2,537,565,148.80, 3,806,263,966.92 and 1,043,544,988.80 is: 1,565,283,039.38
Step by Step Solution
- Step 1: Write the proportion equation
2,537,565,148.80 : 3,806,263,966.92 = 1,043,544,988.80 : x - Step 2: Convert to fraction form
2,537,565,148.80/3,806,263,966.92 = 1,043,544,988.80/x - Step 3: Cross multiply
2,537,565,148.80x = 3,806,263,966.92 × 1,043,544,988.80 - Step 4: Simplify right side
2,537,565,148.80x = 3,972,007,688,729,374,720 - Step 5: Solve for x
x = 3,972,007,688,729,374,720/2,537,565,148.80 - Step 6: Final answer
x = 1,565,283,039.38
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1.5x scale
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.