Finding the Fourth Proportional to 147,776,549,197.94, 221,642,426,936.76 and 40,219,201,880.94
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Solution
The fourth proportional to 147,776,549,197.94, 221,642,426,936.76 and 40,219,201,880.94 is: 60,322,707,240.99
Step by Step Solution
- Step 1: Write the proportion equation
147,776,549,197.94 : 221,642,426,936.76 = 40,219,201,880.94 : x - Step 2: Convert to fraction form
147,776,549,197.94/221,642,426,936.76 = 40,219,201,880.94/x - Step 3: Cross multiply
147,776,549,197.94x = 221,642,426,936.76 × 40,219,201,880.94 - Step 4: Simplify right side
147,776,549,197.94x = 8,914,281,514,351,045,115,904 - Step 5: Solve for x
x = 8,914,281,514,351,045,115,904/147,776,549,197.94 - Step 6: Final answer
x = 60,322,707,240.99
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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.