Finding the Fourth Proportional to 1,484,606,923.24, 2,227,829,985.87 and 863,114,657.62
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Solution
The fourth proportional to 1,484,606,923.24, 2,227,829,985.87 and 863,114,657.62 is: 1,295,206,620.28
Step by Step Solution
- Step 1: Write the proportion equation
1,484,606,923.24 : 2,227,829,985.87 = 863,114,657.62 : x - Step 2: Convert to fraction form
1,484,606,923.24/2,227,829,985.87 = 863,114,657.62/x - Step 3: Cross multiply
1,484,606,923.24x = 2,227,829,985.87 × 863,114,657.62 - Step 4: Simplify right side
1,484,606,923.24x = 1,922,872,715,489,754,368 - Step 5: Solve for x
x = 1,922,872,715,489,754,368/1,484,606,923.24 - Step 6: Final answer
x = 1,295,206,620.28
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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.