Finding the Fourth Proportional to 7,425,178,667,527, 10,246,747,053,932 and 4,132,855,842,212.20
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Solution
The fourth proportional to 7,425,178,667,527, 10,246,747,053,932 and 4,132,855,842,212.20 is: 5,703,341,336,514.65
Step by Step Solution
- Step 1: Write the proportion equation
7,425,178,667,527 : 10,246,747,053,932 = 4,132,855,842,212.20 : x - Step 2: Convert to fraction form
7,425,178,667,527/10,246,747,053,932 = 4,132,855,842,212.20/x - Step 3: Cross multiply
7,425,178,667,527x = 10,246,747,053,932 × 4,132,855,842,212.20 - Step 4: Simplify right side
7,425,178,667,527x = 42,348,328,425,513,518,886,813,696 - Step 5: Solve for x
x = 42,348,328,425,513,518,886,813,696/7,425,178,667,527 - Step 6: Final answer
x = 5,703,341,336,514.65
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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.