Finding the Fourth Proportional to 452,633,078.79, 624,639,271.41 and 274,014,602.01
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Solution
The fourth proportional to 452,633,078.79, 624,639,271.41 and 274,014,602.01 is: 378,143,554.63
Step by Step Solution
- Step 1: Write the proportion equation
452,633,078.79 : 624,639,271.41 = 274,014,602.01 : x - Step 2: Convert to fraction form
452,633,078.79/624,639,271.41 = 274,014,602.01/x - Step 3: Cross multiply
452,633,078.79x = 624,639,271.41 × 274,014,602.01 - Step 4: Simplify right side
452,633,078.79x = 171,160,281,355,227,520 - Step 5: Solve for x
x = 171,160,281,355,227,520/452,633,078.79 - Step 6: Final answer
x = 378,143,554.63
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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.