Finding the Fourth Proportional to 1,106,339,737.10, 1,659,509,605.65 and 555,341,708.30
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Solution
The fourth proportional to 1,106,339,737.10, 1,659,509,605.65 and 555,341,708.30 is: 833,012,562.45
Step by Step Solution
- Step 1: Write the proportion equation
1,106,339,737.10 : 1,659,509,605.65 = 555,341,708.30 : x - Step 2: Convert to fraction form
1,106,339,737.10/1,659,509,605.65 = 555,341,708.30/x - Step 3: Cross multiply
1,106,339,737.10x = 1,659,509,605.65 × 555,341,708.30 - Step 4: Simplify right side
1,106,339,737.10x = 921,594,899,341,930,368 - Step 5: Solve for x
x = 921,594,899,341,930,368/1,106,339,737.10 - Step 6: Final answer
x = 833,012,562.45
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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.