Finding the Fourth Proportional to 134,345,674.98, 185,454,235.67 and 90,318,210.84
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Solution
The fourth proportional to 134,345,674.98, 185,454,235.67 and 90,318,210.84 is: 124,677,588.32
Step by Step Solution
- Step 1: Write the proportion equation
134,345,674.98 : 185,454,235.67 = 90,318,210.84 : x - Step 2: Convert to fraction form
134,345,674.98/185,454,235.67 = 90,318,210.84/x - Step 3: Cross multiply
134,345,674.98x = 185,454,235.67 × 90,318,210.84 - Step 4: Simplify right side
134,345,674.98x = 16,749,894,757,962,518 - Step 5: Solve for x
x = 16,749,894,757,962,518/134,345,674.98 - Step 6: Final answer
x = 124,677,588.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.