Finding the Fourth Proportional to 2,035,880,585.20, 3,053,820,877.80 and 727,260,266.80
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Solution
The fourth proportional to 2,035,880,585.20, 3,053,820,877.80 and 727,260,266.80 is: 1,090,890,400.20
Step by Step Solution
- Step 1: Write the proportion equation
2,035,880,585.20 : 3,053,820,877.80 = 727,260,266.80 : x - Step 2: Convert to fraction form
2,035,880,585.20/3,053,820,877.80 = 727,260,266.80/x - Step 3: Cross multiply
2,035,880,585.20x = 3,053,820,877.80 × 727,260,266.80 - Step 4: Simplify right side
2,035,880,585.20x = 2,220,922,586,348,238,080 - Step 5: Solve for x
x = 2,220,922,586,348,238,080/2,035,880,585.20 - Step 6: Final answer
x = 1,090,890,400.20
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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.