Finding the Fourth Proportional to 88,050,863.97, 121,521,402.35 and 53,243,803.50
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Solution
The fourth proportional to 88,050,863.97, 121,521,402.35 and 53,243,803.50 is: 73,483,227.49
Step by Step Solution
- Step 1: Write the proportion equation
88,050,863.97 : 121,521,402.35 = 53,243,803.50 : x - Step 2: Convert to fraction form
88,050,863.97/121,521,402.35 = 53,243,803.50/x - Step 3: Cross multiply
88,050,863.97x = 121,521,402.35 × 53,243,803.50 - Step 4: Simplify right side
88,050,863.97x = 6,470,261,667,501,619 - Step 5: Solve for x
x = 6,470,261,667,501,619/88,050,863.97 - Step 6: Final answer
x = 73,483,227.49
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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.