Finding the Fourth Proportional to 173,547,927.21, 239,495,482.56 and 95,232,791.28
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Solution
The fourth proportional to 173,547,927.21, 239,495,482.56 and 95,232,791.28 is: 131,420,891.45
Step by Step Solution
- Step 1: Write the proportion equation
173,547,927.21 : 239,495,482.56 = 95,232,791.28 : x - Step 2: Convert to fraction form
173,547,927.21/239,495,482.56 = 95,232,791.28/x - Step 3: Cross multiply
173,547,927.21x = 239,495,482.56 × 95,232,791.28 - Step 4: Simplify right side
173,547,927.21x = 22,807,823,303,139,360 - Step 5: Solve for x
x = 22,807,823,303,139,360/173,547,927.21 - Step 6: Final answer
x = 131,420,891.45
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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.