Finding the Fourth Proportional to 69,807,263.79, 96,344,497.20 and 53,034,402.63
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Solution
The fourth proportional to 69,807,263.79, 96,344,497.20 and 53,034,402.63 is: 73,195,432.37
Step by Step Solution
- Step 1: Write the proportion equation
69,807,263.79 : 96,344,497.20 = 53,034,402.63 : x - Step 2: Convert to fraction form
69,807,263.79/96,344,497.20 = 53,034,402.63/x - Step 3: Cross multiply
69,807,263.79x = 96,344,497.20 × 53,034,402.63 - Step 4: Simplify right side
69,807,263.79x = 5,109,572,855,689,708 - Step 5: Solve for x
x = 5,109,572,855,689,708/69,807,263.79 - Step 6: Final answer
x = 73,195,432.37
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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.