Finding the Fourth Proportional to 251,963,106.24, 347,709,083.76 and 136,069,602.24
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Solution
The fourth proportional to 251,963,106.24, 347,709,083.76 and 136,069,602.24 is: 187,776,049.55
Step by Step Solution
- Step 1: Write the proportion equation
251,963,106.24 : 347,709,083.76 = 136,069,602.24 : x - Step 2: Convert to fraction form
251,963,106.24/347,709,083.76 = 136,069,602.24/x - Step 3: Cross multiply
251,963,106.24x = 347,709,083.76 × 136,069,602.24 - Step 4: Simplify right side
251,963,106.24x = 47,312,636,722,458,048 - Step 5: Solve for x
x = 47,312,636,722,458,048/251,963,106.24 - Step 6: Final answer
x = 187,776,049.55
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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.