Finding the Fourth Proportional to 1,582,986,239.52, 2,373,366,756.24 and 697,251,239.52
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Solution
The fourth proportional to 1,582,986,239.52, 2,373,366,756.24 and 697,251,239.52 is: 1,045,386,795.73
Step by Step Solution
- Step 1: Write the proportion equation
1,582,986,239.52 : 2,373,366,756.24 = 697,251,239.52 : x - Step 2: Convert to fraction form
1,582,986,239.52/2,373,366,756.24 = 697,251,239.52/x - Step 3: Cross multiply
1,582,986,239.52x = 2,373,366,756.24 × 697,251,239.52 - Step 4: Simplify right side
1,582,986,239.52x = 1,654,832,912,623,901,440 - Step 5: Solve for x
x = 1,654,832,912,623,901,440/1,582,986,239.52 - Step 6: Final answer
x = 1,045,386,795.73
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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.