Finding the Fourth Proportional to 9,689,626,563.96, 14,537,023,646.58 and 3,478,845,658.08
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Solution
The fourth proportional to 9,689,626,563.96, 14,537,023,646.58 and 3,478,845,658.08 is: 5,219,196,143.47
Step by Step Solution
- Step 1: Write the proportion equation
9,689,626,563.96 : 14,537,023,646.58 = 3,478,845,658.08 : x - Step 2: Convert to fraction form
9,689,626,563.96/14,537,023,646.58 = 3,478,845,658.08/x - Step 3: Cross multiply
9,689,626,563.96x = 14,537,023,646.58 × 3,478,845,658.08 - Step 4: Simplify right side
9,689,626,563.96x = 50,572,061,594,311,122,944 - Step 5: Solve for x
x = 50,572,061,594,311,122,944/9,689,626,563.96 - Step 6: Final answer
x = 5,219,196,143.47
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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.