Finding the Fourth Proportional to 5,641,272,183.12, 8,461,944,333.67 and 1,657,340,005.55
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Solution
The fourth proportional to 5,641,272,183.12, 8,461,944,333.67 and 1,657,340,005.55 is: 2,486,020,602.03
Step by Step Solution
- Step 1: Write the proportion equation
5,641,272,183.12 : 8,461,944,333.67 = 1,657,340,005.55 : x - Step 2: Convert to fraction form
5,641,272,183.12/8,461,944,333.67 = 1,657,340,005.55/x - Step 3: Cross multiply
5,641,272,183.12x = 8,461,944,333.67 × 1,657,340,005.55 - Step 4: Simplify right side
5,641,272,183.12x = 14,024,318,868,877,832,192 - Step 5: Solve for x
x = 14,024,318,868,877,832,192/5,641,272,183.12 - Step 6: Final answer
x = 2,486,020,602.03
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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.