Finding the Fourth Proportional to 180,574,093.35, 249,213,522.02 and 107,235,235.35
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Solution
The fourth proportional to 180,574,093.35, 249,213,522.02 and 107,235,235.35 is: 147,997,258.02
Step by Step Solution
- Step 1: Write the proportion equation
180,574,093.35 : 249,213,522.02 = 107,235,235.35 : x - Step 2: Convert to fraction form
180,574,093.35/249,213,522.02 = 107,235,235.35/x - Step 3: Cross multiply
180,574,093.35x = 249,213,522.02 × 107,235,235.35 - Step 4: Simplify right side
180,574,093.35x = 26,724,470,685,680,928 - Step 5: Solve for x
x = 26,724,470,685,680,928/180,574,093.35 - Step 6: Final answer
x = 147,997,258.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.