Finding the Fourth Proportional to 2,432,497,246.80, 3,648,745,870.20 and 2,126,387,230.80
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Solution
The fourth proportional to 2,432,497,246.80, 3,648,745,870.20 and 2,126,387,230.80 is: 3,189,580,846.20
Step by Step Solution
- Step 1: Write the proportion equation
2,432,497,246.80 : 3,648,745,870.20 = 2,126,387,230.80 : x - Step 2: Convert to fraction form
2,432,497,246.80/3,648,745,870.20 = 2,126,387,230.80/x - Step 3: Cross multiply
2,432,497,246.80x = 3,648,745,870.20 × 2,126,387,230.80 - Step 4: Simplify right side
2,432,497,246.80x = 7,758,646,626,827,513,856 - Step 5: Solve for x
x = 7,758,646,626,827,513,856/2,432,497,246.80 - Step 6: Final answer
x = 3,189,580,846.20
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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.