Finding the Fourth Proportional to 4,689,973,393.80, 7,035,186,347.54 and 1,542,118,313.80
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Solution
The fourth proportional to 4,689,973,393.80, 7,035,186,347.54 and 1,542,118,313.80 is: 2,313,251,866.61
Step by Step Solution
- Step 1: Write the proportion equation
4,689,973,393.80 : 7,035,186,347.54 = 1,542,118,313.80 : x - Step 2: Convert to fraction form
4,689,973,393.80/7,035,186,347.54 = 1,542,118,313.80/x - Step 3: Cross multiply
4,689,973,393.80x = 7,035,186,347.54 × 1,542,118,313.80 - Step 4: Simplify right side
4,689,973,393.80x = 10,849,089,707,543,293,952 - Step 5: Solve for x
x = 10,849,089,707,543,293,952/4,689,973,393.80 - Step 6: Final answer
x = 2,313,251,866.61
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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.