Finding the Fourth Proportional to 1,656,349,968.30, 2,481,501,643.65 and 1,347,972,470.70
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Solution
The fourth proportional to 1,656,349,968.30, 2,481,501,643.65 and 1,347,972,470.70 is: 2,019,498,273.71
Step by Step Solution
- Step 1: Write the proportion equation
1,656,349,968.30 : 2,481,501,643.65 = 1,347,972,470.70 : x - Step 2: Convert to fraction form
1,656,349,968.30/2,481,501,643.65 = 1,347,972,470.70/x - Step 3: Cross multiply
1,656,349,968.30x = 2,481,501,643.65 × 1,347,972,470.70 - Step 4: Simplify right side
1,656,349,968.30x = 3,344,995,901,637,001,728 - Step 5: Solve for x
x = 3,344,995,901,637,001,728/1,656,349,968.30 - Step 6: Final answer
x = 2,019,498,273.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.