Finding the Fourth Proportional to 1,131,731,449.74, 1,697,596,775.28 and 302,663,544.84
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Solution
The fourth proportional to 1,131,731,449.74, 1,697,596,775.28 and 302,663,544.84 is: 453,995,210.47
Step by Step Solution
- Step 1: Write the proportion equation
1,131,731,449.74 : 1,697,596,775.28 = 302,663,544.84 : x - Step 2: Convert to fraction form
1,131,731,449.74/1,697,596,775.28 = 302,663,544.84/x - Step 3: Cross multiply
1,131,731,449.74x = 1,697,596,775.28 × 302,663,544.84 - Step 4: Simplify right side
1,131,731,449.74x = 513,800,657,715,197,632 - Step 5: Solve for x
x = 513,800,657,715,197,632/1,131,731,449.74 - Step 6: Final answer
x = 453,995,210.47
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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.