Finding the Fourth Proportional to 93,201,165.54, 128,606,381.71 and 53,506,508.65
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Solution
The fourth proportional to 93,201,165.54, 128,606,381.71 and 53,506,508.65 is: 73,832,536.70
Step by Step Solution
- Step 1: Write the proportion equation
93,201,165.54 : 128,606,381.71 = 53,506,508.65 : x - Step 2: Convert to fraction form
93,201,165.54/128,606,381.71 = 53,506,508.65/x - Step 3: Cross multiply
93,201,165.54x = 128,606,381.71 × 53,506,508.65 - Step 4: Simplify right side
93,201,165.54x = 6,881,278,474,956,034 - Step 5: Solve for x
x = 6,881,278,474,956,034/93,201,165.54 - Step 6: Final answer
x = 73,832,536.70
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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.