Finding the Fourth Proportional to 4,142,966,448.13, 6,218,378,549.63 and 2,564,298,438.87
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Solution
The fourth proportional to 4,142,966,448.13, 6,218,378,549.63 and 2,564,298,438.87 is: 3,848,879,445.86
Step by Step Solution
- Step 1: Write the proportion equation
4,142,966,448.13 : 6,218,378,549.63 = 2,564,298,438.87 : x - Step 2: Convert to fraction form
4,142,966,448.13/6,218,378,549.63 = 2,564,298,438.87/x - Step 3: Cross multiply
4,142,966,448.13x = 6,218,378,549.63 × 2,564,298,438.87 - Step 4: Simplify right side
4,142,966,448.13x = 15,945,778,407,097,452,544 - Step 5: Solve for x
x = 15,945,778,407,097,452,544/4,142,966,448.13 - Step 6: Final answer
x = 3,848,879,445.86
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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.