Finding the Fourth Proportional to 137,844,204.24, 190,219,463.57 and 75,118,970.24
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Solution
The fourth proportional to 137,844,204.24, 190,219,463.57 and 75,118,970.24 is: 103,661,160.81
Step by Step Solution
- Step 1: Write the proportion equation
137,844,204.24 : 190,219,463.57 = 75,118,970.24 : x - Step 2: Convert to fraction form
137,844,204.24/190,219,463.57 = 75,118,970.24/x - Step 3: Cross multiply
137,844,204.24x = 190,219,463.57 × 75,118,970.24 - Step 4: Simplify right side
137,844,204.24x = 14,289,090,222,320,248 - Step 5: Solve for x
x = 14,289,090,222,320,248/137,844,204.24 - Step 6: Final answer
x = 103,661,160.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.