Finding the Fourth Proportional to 245,619,101.97, 338,959,078.65 and 134,114,363.87
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Solution
The fourth proportional to 245,619,101.97, 338,959,078.65 and 134,114,363.87 is: 185,080,398.25
Step by Step Solution
- Step 1: Write the proportion equation
245,619,101.97 : 338,959,078.65 = 134,114,363.87 : x - Step 2: Convert to fraction form
245,619,101.97/338,959,078.65 = 134,114,363.87/x - Step 3: Cross multiply
245,619,101.97x = 338,959,078.65 × 134,114,363.87 - Step 4: Simplify right side
245,619,101.97x = 45,459,281,209,411,248 - Step 5: Solve for x
x = 45,459,281,209,411,248/245,619,101.97 - Step 6: Final answer
x = 185,080,398.25
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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.