Finding the Fourth Proportional to 2,270,979,134.91, 3,133,820,451.35 and 1,267,317,930.59
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Solution
The fourth proportional to 2,270,979,134.91, 3,133,820,451.35 and 1,267,317,930.59 is: 1,748,825,776.60
Step by Step Solution
- Step 1: Write the proportion equation
2,270,979,134.91 : 3,133,820,451.35 = 1,267,317,930.59 : x - Step 2: Convert to fraction form
2,270,979,134.91/3,133,820,451.35 = 1,267,317,930.59/x - Step 3: Cross multiply
2,270,979,134.91x = 3,133,820,451.35 × 1,267,317,930.59 - Step 4: Simplify right side
2,270,979,134.91x = 3,971,546,849,244,909,056 - Step 5: Solve for x
x = 3,971,546,849,244,909,056/2,270,979,134.91 - Step 6: Final answer
x = 1,748,825,776.60
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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.