Finding the Fourth Proportional to 40,186,110,520.84, 60,288,247,091.95 and 13,294,615,235.09
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Solution
The fourth proportional to 40,186,110,520.84, 60,288,247,091.95 and 13,294,615,235.09 is: 19,944,927,187.45
Step by Step Solution
- Step 1: Write the proportion equation
40,186,110,520.84 : 60,288,247,091.95 = 13,294,615,235.09 : x - Step 2: Convert to fraction form
40,186,110,520.84/60,288,247,091.95 = 13,294,615,235.09/x - Step 3: Cross multiply
40,186,110,520.84x = 60,288,247,091.95 × 13,294,615,235.09 - Step 4: Simplify right side
40,186,110,520.84x = 801,509,048,285,180,723,200 - Step 5: Solve for x
x = 801,509,048,285,180,723,200/40,186,110,520.84 - Step 6: Final answer
x = 19,944,927,187.45
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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.