Finding the Fourth Proportional to 3,838,344,000.60, 5,757,516,234.18 and 930,298,848.60
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Solution
The fourth proportional to 3,838,344,000.60, 5,757,516,234.18 and 930,298,848.60 is: 1,395,448,329.44
Step by Step Solution
- Step 1: Write the proportion equation
3,838,344,000.60 : 5,757,516,234.18 = 930,298,848.60 : x - Step 2: Convert to fraction form
3,838,344,000.60/5,757,516,234.18 = 930,298,848.60/x - Step 3: Cross multiply
3,838,344,000.60x = 5,757,516,234.18 × 930,298,848.60 - Step 4: Simplify right side
3,838,344,000.60x = 5,356,210,723,453,462,528 - Step 5: Solve for x
x = 5,356,210,723,453,462,528/3,838,344,000.60 - Step 6: Final answer
x = 1,395,448,329.44
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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.