Finding the Fourth Proportional to 2,035,880,585.70, 3,053,820,878.55 and 727,260,267.30
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Solution
The fourth proportional to 2,035,880,585.70, 3,053,820,878.55 and 727,260,267.30 is: 1,090,890,400.95
Step by Step Solution
- Step 1: Write the proportion equation
2,035,880,585.70 : 3,053,820,878.55 = 727,260,267.30 : x - Step 2: Convert to fraction form
2,035,880,585.70/3,053,820,878.55 = 727,260,267.30/x - Step 3: Cross multiply
2,035,880,585.70x = 3,053,820,878.55 × 727,260,267.30 - Step 4: Simplify right side
2,035,880,585.70x = 2,220,922,588,420,593,920 - Step 5: Solve for x
x = 2,220,922,588,420,593,920/2,035,880,585.70 - Step 6: Final answer
x = 1,090,890,400.95
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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.