Finding the Fourth Proportional to 275,727,109.60, 413,165,511.60 and 239,163,968.80
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Solution
The fourth proportional to 275,727,109.60, 413,165,511.60 and 239,163,968.80 is: 358,377,178.32
Step by Step Solution
- Step 1: Write the proportion equation
275,727,109.60 : 413,165,511.60 = 239,163,968.80 : x - Step 2: Convert to fraction form
275,727,109.60/413,165,511.60 = 239,163,968.80/x - Step 3: Cross multiply
275,727,109.60x = 413,165,511.60 × 239,163,968.80 - Step 4: Simplify right side
275,727,109.60x = 98,814,303,525,538,448 - Step 5: Solve for x
x = 98,814,303,525,538,448/275,727,109.60 - Step 6: Final answer
x = 358,377,178.32
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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.