Finding the Fourth Proportional to 896,913,272,947.41, 1,345,373,399,834.20 and 216,990,538,011.09
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Solution
The fourth proportional to 896,913,272,947.41, 1,345,373,399,834.20 and 216,990,538,011.09 is: 325,486,651,453.48
Step by Step Solution
- Step 1: Write the proportion equation
896,913,272,947.41 : 1,345,373,399,834.20 = 216,990,538,011.09 : x - Step 2: Convert to fraction form
896,913,272,947.41/1,345,373,399,834.20 = 216,990,538,011.09/x - Step 3: Cross multiply
896,913,272,947.41x = 1,345,373,399,834.20 × 216,990,538,011.09 - Step 4: Simplify right side
896,913,272,947.41x = 291,933,297,855,832,336,105,472 - Step 5: Solve for x
x = 291,933,297,855,832,336,105,472/896,913,272,947.41 - Step 6: Final answer
x = 325,486,651,453.48
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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.