Finding the Fourth Proportional to 1,080,854,797.47, 1,620,699,448.19 and 583,132,088.67
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Solution
The fourth proportional to 1,080,854,797.47, 1,620,699,448.19 and 583,132,088.67 is: 874,383,734.56
Step by Step Solution
- Step 1: Write the proportion equation
1,080,854,797.47 : 1,620,699,448.19 = 583,132,088.67 : x - Step 2: Convert to fraction form
1,080,854,797.47/1,620,699,448.19 = 583,132,088.67/x - Step 3: Cross multiply
1,080,854,797.47x = 1,620,699,448.19 × 583,132,088.67 - Step 4: Simplify right side
1,080,854,797.47x = 945,081,854,326,435,328 - Step 5: Solve for x
x = 945,081,854,326,435,328/1,080,854,797.47 - Step 6: Final answer
x = 874,383,734.56
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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.