Finding the Fourth Proportional to 73,340,516.16, 101,108,780.62 and 58,506,189.21
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Solution
The fourth proportional to 73,340,516.16, 101,108,780.62 and 58,506,189.21 is: 80,657,864.98
Step by Step Solution
- Step 1: Write the proportion equation
73,340,516.16 : 101,108,780.62 = 58,506,189.21 : x - Step 2: Convert to fraction form
73,340,516.16/101,108,780.62 = 58,506,189.21/x - Step 3: Cross multiply
73,340,516.16x = 101,108,780.62 × 58,506,189.21 - Step 4: Simplify right side
73,340,516.16x = 5,915,489,449,746,101 - Step 5: Solve for x
x = 5,915,489,449,746,101/73,340,516.16 - Step 6: Final answer
x = 80,657,864.98
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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.