Finding the Fourth Proportional to 106,330,864.50, 146,736,724.26 and 57,438,292.50
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Solution
The fourth proportional to 106,330,864.50, 146,736,724.26 and 57,438,292.50 is: 79,264,914.55
Step by Step Solution
- Step 1: Write the proportion equation
106,330,864.50 : 146,736,724.26 = 57,438,292.50 : x - Step 2: Convert to fraction form
106,330,864.50/146,736,724.26 = 57,438,292.50/x - Step 3: Cross multiply
106,330,864.50x = 146,736,724.26 × 57,438,292.50 - Step 4: Simplify right side
106,330,864.50x = 8,428,306,888,537,726 - Step 5: Solve for x
x = 8,428,306,888,537,726/106,330,864.50 - Step 6: Final answer
x = 79,264,914.55
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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.