Finding the Fourth Proportional to 3,671,544,487.20, 5,507,316,730.80 and 2,945,950,375.20
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Solution
The fourth proportional to 3,671,544,487.20, 5,507,316,730.80 and 2,945,950,375.20 is: 4,418,925,562.80
Step by Step Solution
- Step 1: Write the proportion equation
3,671,544,487.20 : 5,507,316,730.80 = 2,945,950,375.20 : x - Step 2: Convert to fraction form
3,671,544,487.20/5,507,316,730.80 = 2,945,950,375.20/x - Step 3: Cross multiply
3,671,544,487.20x = 5,507,316,730.80 × 2,945,950,375.20 - Step 4: Simplify right side
3,671,544,487.20x = 16,224,281,789,445,496,832 - Step 5: Solve for x
x = 16,224,281,789,445,496,832/3,671,544,487.20 - Step 6: Final answer
x = 4,418,925,562.80
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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.