Finding the Fourth Proportional to 112,290,109.30, 168,435,163.95 and 95,850,867.70
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Solution
The fourth proportional to 112,290,109.30, 168,435,163.95 and 95,850,867.70 is: 143,776,301.55
Step by Step Solution
- Step 1: Write the proportion equation
112,290,109.30 : 168,435,163.95 = 95,850,867.70 : x - Step 2: Convert to fraction form
112,290,109.30/168,435,163.95 = 95,850,867.70/x - Step 3: Cross multiply
112,290,109.30x = 168,435,163.95 × 95,850,867.70 - Step 4: Simplify right side
112,290,109.30x = 16,144,656,615,799,258 - Step 5: Solve for x
x = 16,144,656,615,799,258/112,290,109.30 - Step 6: Final answer
x = 143,776,301.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.