Finding the Fourth Proportional to 229,849,794.81, 317,199,415.46 and 125,434,591.68
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Solution
The fourth proportional to 229,849,794.81, 317,199,415.46 and 125,434,591.68 is: 173,103,392.12
Step by Step Solution
- Step 1: Write the proportion equation
229,849,794.81 : 317,199,415.46 = 125,434,591.68 : x - Step 2: Convert to fraction form
229,849,794.81/317,199,415.46 = 125,434,591.68/x - Step 3: Cross multiply
229,849,794.81x = 317,199,415.46 × 125,434,591.68 - Step 4: Simplify right side
229,849,794.81x = 39,787,779,158,732,608 - Step 5: Solve for x
x = 39,787,779,158,732,608/229,849,794.81 - Step 6: Final answer
x = 173,103,392.12
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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.