Finding the Fourth Proportional to 83,657,256.08, 115,457,818.94 and 46,987,827.08
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Solution
The fourth proportional to 83,657,256.08, 115,457,818.94 and 46,987,827.08 is: 64,849,270.53
Step by Step Solution
- Step 1: Write the proportion equation
83,657,256.08 : 115,457,818.94 = 46,987,827.08 : x - Step 2: Convert to fraction form
83,657,256.08/115,457,818.94 = 46,987,827.08/x - Step 3: Cross multiply
83,657,256.08x = 115,457,818.94 × 46,987,827.08 - Step 4: Simplify right side
83,657,256.08x = 5,425,112,031,386,669 - Step 5: Solve for x
x = 5,425,112,031,386,669/83,657,256.08 - Step 6: Final answer
x = 64,849,270.53
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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.