Finding the Fourth Proportional to 4,689,973,415.08, 7,035,186,379.38 and 1,542,118,335.09
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Solution
The fourth proportional to 4,689,973,415.08, 7,035,186,379.38 and 1,542,118,335.09 is: 2,313,251,898.51
Step by Step Solution
- Step 1: Write the proportion equation
4,689,973,415.08 : 7,035,186,379.38 = 1,542,118,335.09 : x - Step 2: Convert to fraction form
4,689,973,415.08/7,035,186,379.38 = 1,542,118,335.09/x - Step 3: Cross multiply
4,689,973,415.08x = 7,035,186,379.38 × 1,542,118,335.09 - Step 4: Simplify right side
4,689,973,415.08x = 10,849,089,906,417,330,176 - Step 5: Solve for x
x = 10,849,089,906,417,330,176/4,689,973,415.08 - Step 6: Final answer
x = 2,313,251,898.51
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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.