Finding the Fourth Proportional to 267,620,376.41, 368,628,008.24 and 189,169,055.99
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Solution
The fourth proportional to 267,620,376.41, 368,628,008.24 and 189,169,055.99 is: 260,566,901.76
Step by Step Solution
- Step 1: Write the proportion equation
267,620,376.41 : 368,628,008.24 = 189,169,055.99 : x - Step 2: Convert to fraction form
267,620,376.41/368,628,008.24 = 189,169,055.99/x - Step 3: Cross multiply
267,620,376.41x = 368,628,008.24 × 189,169,055.99 - Step 4: Simplify right side
267,620,376.41x = 69,733,012,329,288,904 - Step 5: Solve for x
x = 69,733,012,329,288,904/267,620,376.41 - Step 6: Final answer
x = 260,566,901.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.