Finding the Fourth Proportional to 156,784,352.91, 216,374,526.54 and 94,062,811.29
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Solution
The fourth proportional to 156,784,352.91, 216,374,526.54 and 94,062,811.29 is: 129,813,950.69
Step by Step Solution
- Step 1: Write the proportion equation
156,784,352.91 : 216,374,526.54 = 94,062,811.29 : x - Step 2: Convert to fraction form
156,784,352.91/216,374,526.54 = 94,062,811.29/x - Step 3: Cross multiply
156,784,352.91x = 216,374,526.54 × 94,062,811.29 - Step 4: Simplify right side
156,784,352.91x = 20,352,796,257,895,116 - Step 5: Solve for x
x = 20,352,796,257,895,116/156,784,352.91 - Step 6: Final answer
x = 129,813,950.69
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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.