Finding the Fourth Proportional to 2,935,843,547.20, 4,403,765,320.80 and 1,629,774,145.60
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Solution
The fourth proportional to 2,935,843,547.20, 4,403,765,320.80 and 1,629,774,145.60 is: 2,444,661,218.40
Step by Step Solution
- Step 1: Write the proportion equation
2,935,843,547.20 : 4,403,765,320.80 = 1,629,774,145.60 : x - Step 2: Convert to fraction form
2,935,843,547.20/4,403,765,320.80 = 1,629,774,145.60/x - Step 3: Cross multiply
2,935,843,547.20x = 4,403,765,320.80 × 1,629,774,145.60 - Step 4: Simplify right side
2,935,843,547.20x = 7,177,142,863,129,730,048 - Step 5: Solve for x
x = 7,177,142,863,129,730,048/2,935,843,547.20 - Step 6: Final answer
x = 2,444,661,218.40
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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.