Finding the Fourth Proportional to 3,523,702,833.03, 4,862,837,762.94 and 2,018,620,070.09
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Solution
The fourth proportional to 3,523,702,833.03, 4,862,837,762.94 and 2,018,620,070.09 is: 2,785,768,939.95
Step by Step Solution
- Step 1: Write the proportion equation
3,523,702,833.03 : 4,862,837,762.94 = 2,018,620,070.09 : x - Step 2: Convert to fraction form
3,523,702,833.03/4,862,837,762.94 = 2,018,620,070.09/x - Step 3: Cross multiply
3,523,702,833.03x = 4,862,837,762.94 × 2,018,620,070.09 - Step 4: Simplify right side
3,523,702,833.03x = 9,816,221,905,862,240,256 - Step 5: Solve for x
x = 9,816,221,905,862,240,256/3,523,702,833.03 - Step 6: Final answer
x = 2,785,768,939.95
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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.