Finding the Fourth Proportional to 356,487,162.40, 534,353,338.63 and 119,911,471.71
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Solution
The fourth proportional to 356,487,162.40, 534,353,338.63 and 119,911,471.71 is: 179,740,259.98
Step by Step Solution
- Step 1: Write the proportion equation
356,487,162.40 : 534,353,338.63 = 119,911,471.71 : x - Step 2: Convert to fraction form
356,487,162.40/534,353,338.63 = 119,911,471.71/x - Step 3: Cross multiply
356,487,162.40x = 534,353,338.63 × 119,911,471.71 - Step 4: Simplify right side
356,487,162.40x = 64,075,095,247,975,512 - Step 5: Solve for x
x = 64,075,095,247,975,512/356,487,162.40 - Step 6: Final answer
x = 179,740,259.98
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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.