Finding the Fourth Proportional to 4,189,402,888.14, 6,284,750,033.02 and 1,428,386,203.20
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Solution
The fourth proportional to 4,189,402,888.14, 6,284,750,033.02 and 1,428,386,203.20 is: 2,142,799,457.92
Step by Step Solution
- Step 1: Write the proportion equation
4,189,402,888.14 : 6,284,750,033.02 = 1,428,386,203.20 : x - Step 2: Convert to fraction form
4,189,402,888.14/6,284,750,033.02 = 1,428,386,203.20/x - Step 3: Cross multiply
4,189,402,888.14x = 6,284,750,033.02 × 1,428,386,203.20 - Step 4: Simplify right side
4,189,402,888.14x = 8,977,050,237,694,117,888 - Step 5: Solve for x
x = 8,977,050,237,694,117,888/4,189,402,888.14 - Step 6: Final answer
x = 2,142,799,457.92
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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.