Finding the Fourth Proportional to 2,848,881,739.54, 3,931,674,903.92 and 1,792,515,206.20
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Solution
The fourth proportional to 2,848,881,739.54, 3,931,674,903.92 and 1,792,515,206.20 is: 2,473,808,215.09
Step by Step Solution
- Step 1: Write the proportion equation
2,848,881,739.54 : 3,931,674,903.92 = 1,792,515,206.20 : x - Step 2: Convert to fraction form
2,848,881,739.54/3,931,674,903.92 = 1,792,515,206.20/x - Step 3: Cross multiply
2,848,881,739.54x = 3,931,674,903.92 × 1,792,515,206.20 - Step 4: Simplify right side
2,848,881,739.54x = 7,047,587,051,082,902,528 - Step 5: Solve for x
x = 7,047,587,051,082,902,528/2,848,881,739.54 - Step 6: Final answer
x = 2,473,808,215.09
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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.