Finding the Fourth Proportional to 3,819,937,203.76, 5,729,905,436.28 and 1,059,566,339.92
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Solution
The fourth proportional to 3,819,937,203.76, 5,729,905,436.28 and 1,059,566,339.92 is: 1,589,349,407.43
Step by Step Solution
- Step 1: Write the proportion equation
3,819,937,203.76 : 5,729,905,436.28 = 1,059,566,339.92 : x - Step 2: Convert to fraction form
3,819,937,203.76/5,729,905,436.28 = 1,059,566,339.92/x - Step 3: Cross multiply
3,819,937,203.76x = 5,729,905,436.28 × 1,059,566,339.92 - Step 4: Simplify right side
3,819,937,203.76x = 6,071,214,931,206,909,952 - Step 5: Solve for x
x = 6,071,214,931,206,909,952/3,819,937,203.76 - Step 6: Final answer
x = 1,589,349,407.43
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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.