Finding the Fourth Proportional to 1,207,713,264.99, 1,811,368,097.73 and 334,402,913.31
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Solution
The fourth proportional to 1,207,713,264.99, 1,811,368,097.73 and 334,402,913.31 is: 501,548,493.77
Step by Step Solution
- Step 1: Write the proportion equation
1,207,713,264.99 : 1,811,368,097.73 = 334,402,913.31 : x - Step 2: Convert to fraction form
1,207,713,264.99/1,811,368,097.73 = 334,402,913.31/x - Step 3: Cross multiply
1,207,713,264.99x = 1,811,368,097.73 × 334,402,913.31 - Step 4: Simplify right side
1,207,713,264.99x = 605,726,768,957,704,832 - Step 5: Solve for x
x = 605,726,768,957,704,832/1,207,713,264.99 - Step 6: Final answer
x = 501,548,493.77
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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.