Finding the Fourth Proportional to 524,806,809.70, 787,213,157.19 and 175,051,917.82
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Solution
The fourth proportional to 524,806,809.70, 787,213,157.19 and 175,051,917.82 is: 262,578,858.26
Step by Step Solution
- Step 1: Write the proportion equation
524,806,809.70 : 787,213,157.19 = 175,051,917.82 : x - Step 2: Convert to fraction form
524,806,809.70/787,213,157.19 = 175,051,917.82/x - Step 3: Cross multiply
524,806,809.70x = 787,213,157.19 × 175,051,917.82 - Step 4: Simplify right side
524,806,809.70x = 137,803,172,899,246,624 - Step 5: Solve for x
x = 137,803,172,899,246,624/524,806,809.70 - Step 6: Final answer
x = 262,578,858.26
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1.5x scale
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.