Finding the Fourth Proportional to 357,708,430.54, 536,561,976.12 and 112,083,869.08
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Solution
The fourth proportional to 357,708,430.54, 536,561,976.12 and 112,083,869.08 is: 168,125,593.78
Step by Step Solution
- Step 1: Write the proportion equation
357,708,430.54 : 536,561,976.12 = 112,083,869.08 : x - Step 2: Convert to fraction form
357,708,430.54/536,561,976.12 = 112,083,869.08/x - Step 3: Cross multiply
357,708,430.54x = 536,561,976.12 × 112,083,869.08 - Step 4: Simplify right side
357,708,430.54x = 60,139,942,284,740,168 - Step 5: Solve for x
x = 60,139,942,284,740,168/357,708,430.54 - Step 6: Final answer
x = 168,125,593.78
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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.