Finding the Fourth Proportional to 7,970,937,828,460.50, 11,956,406,771,378 and 2,240,569,405,905.90
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Solution
The fourth proportional to 7,970,937,828,460.50, 11,956,406,771,378 and 2,240,569,405,905.90 is: 3,360,854,116,922.62
Step by Step Solution
- Step 1: Write the proportion equation
7,970,937,828,460.50 : 11,956,406,771,378 = 2,240,569,405,905.90 : x - Step 2: Convert to fraction form
7,970,937,828,460.50/11,956,406,771,378 = 2,240,569,405,905.90/x - Step 3: Cross multiply
7,970,937,828,460.50x = 11,956,406,771,378 × 2,240,569,405,905.90 - Step 4: Simplify right side
7,970,937,828,460.50x = 26,789,159,216,515,686,057,639,936 - Step 5: Solve for x
x = 26,789,159,216,515,686,057,639,936/7,970,937,828,460.50 - Step 6: Final answer
x = 3,360,854,116,922.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.