Finding the Fourth Proportional to 251,963,098.74, 347,709,073.41 and 136,069,594.74
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Solution
The fourth proportional to 251,963,098.74, 347,709,073.41 and 136,069,594.74 is: 187,776,039.20
Step by Step Solution
- Step 1: Write the proportion equation
251,963,098.74 : 347,709,073.41 = 136,069,594.74 : x - Step 2: Convert to fraction form
251,963,098.74/347,709,073.41 = 136,069,594.74/x - Step 3: Cross multiply
251,963,098.74x = 347,709,073.41 × 136,069,594.74 - Step 4: Simplify right side
251,963,098.74x = 47,312,632,706,319,616 - Step 5: Solve for x
x = 47,312,632,706,319,616/251,963,098.74 - Step 6: Final answer
x = 187,776,039.20
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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.