Finding the Fourth Proportional to 5,259,937,390.56, 7,259,435,754.68 and 3,225,028,274.36
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Solution
The fourth proportional to 5,259,937,390.56, 7,259,435,754.68 and 3,225,028,274.36 is: 4,450,981,794.34
Step by Step Solution
- Step 1: Write the proportion equation
5,259,937,390.56 : 7,259,435,754.68 = 3,225,028,274.36 : x - Step 2: Convert to fraction form
5,259,937,390.56/7,259,435,754.68 = 3,225,028,274.36/x - Step 3: Cross multiply
5,259,937,390.56x = 7,259,435,754.68 × 3,225,028,274.36 - Step 4: Simplify right side
5,259,937,390.56x = 23,411,885,564,742,926,336 - Step 5: Solve for x
x = 23,411,885,564,742,926,336/5,259,937,390.56 - Step 6: Final answer
x = 4,450,981,794.34
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1.5x scale
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.