Finding the Fourth Proportional to 1,493,506,766.10, 2,240,260,149.15 and 1,345,553,591.70
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Solution
The fourth proportional to 1,493,506,766.10, 2,240,260,149.15 and 1,345,553,591.70 is: 2,018,330,387.55
Step by Step Solution
- Step 1: Write the proportion equation
1,493,506,766.10 : 2,240,260,149.15 = 1,345,553,591.70 : x - Step 2: Convert to fraction form
1,493,506,766.10/2,240,260,149.15 = 1,345,553,591.70/x - Step 3: Cross multiply
1,493,506,766.10x = 2,240,260,149.15 × 1,345,553,591.70 - Step 4: Simplify right side
1,493,506,766.10x = 3,014,390,090,031,160,320 - Step 5: Solve for x
x = 3,014,390,090,031,160,320/1,493,506,766.10 - Step 6: Final answer
x = 2,018,330,387.55
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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.