Finding the Fourth Proportional to 48,536,868,350.07, 72,805,302,525.12 and 13,640,326,526.07
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Solution
The fourth proportional to 48,536,868,350.07, 72,805,302,525.12 and 13,640,326,526.07 is: 20,460,489,789.11
Step by Step Solution
- Step 1: Write the proportion equation
48,536,868,350.07 : 72,805,302,525.12 = 13,640,326,526.07 : x - Step 2: Convert to fraction form
48,536,868,350.07/72,805,302,525.12 = 13,640,326,526.07/x - Step 3: Cross multiply
48,536,868,350.07x = 72,805,302,525.12 × 13,640,326,526.07 - Step 4: Simplify right side
48,536,868,350.07x = 993,088,099,271,945,355,264 - Step 5: Solve for x
x = 993,088,099,271,945,355,264/48,536,868,350.07 - Step 6: Final answer
x = 20,460,489,789.11
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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.