Finding the Fourth Proportional to 934,457,908.08, 1,401,686,862.12 and 934,457,908.08
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Solution
The fourth proportional to 934,457,908.08, 1,401,686,862.12 and 934,457,908.08 is: 1,401,686,862.12
Step by Step Solution
- Step 1: Write the proportion equation
934,457,908.08 : 1,401,686,862.12 = 934,457,908.08 : x - Step 2: Convert to fraction form
934,457,908.08/1,401,686,862.12 = 934,457,908.08/x - Step 3: Cross multiply
934,457,908.08x = 1,401,686,862.12 × 934,457,908.08 - Step 4: Simplify right side
934,457,908.08x = 1,309,817,372,959,874,560 - Step 5: Solve for x
x = 1,309,817,372,959,874,560/934,457,908.08 - Step 6: Final answer
x = 1,401,686,862.12
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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.