Finding the Fourth Proportional to 816,341,518.60, 1,224,510,702.90 and 202,926,334.84
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Solution
The fourth proportional to 816,341,518.60, 1,224,510,702.90 and 202,926,334.84 is: 304,389,110.75
Step by Step Solution
- Step 1: Write the proportion equation
816,341,518.60 : 1,224,510,702.90 = 202,926,334.84 : x - Step 2: Convert to fraction form
816,341,518.60/1,224,510,702.90 = 202,926,334.84/x - Step 3: Cross multiply
816,341,518.60x = 1,224,510,702.90 × 202,926,334.84 - Step 4: Simplify right side
816,341,518.60x = 248,485,468,911,849,184 - Step 5: Solve for x
x = 248,485,468,911,849,184/816,341,518.60 - Step 6: Final answer
x = 304,389,110.75
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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.