Finding the Fourth Proportional to 5,815,619,625.60, 8,725,818,225.60 and 2,136,887,337.60
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Solution
The fourth proportional to 5,815,619,625.60, 8,725,818,225.60 and 2,136,887,337.60 is: 3,206,208,740.75
Step by Step Solution
- Step 1: Write the proportion equation
5,815,619,625.60 : 8,725,818,225.60 = 2,136,887,337.60 : x - Step 2: Convert to fraction form
5,815,619,625.60/8,725,818,225.60 = 2,136,887,337.60/x - Step 3: Cross multiply
5,815,619,625.60x = 8,725,818,225.60 × 2,136,887,337.60 - Step 4: Simplify right side
5,815,619,625.60x = 18,646,090,476,483,940,352 - Step 5: Solve for x
x = 18,646,090,476,483,940,352/5,815,619,625.60 - Step 6: Final answer
x = 3,206,208,740.75
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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.