Finding the Fourth Proportional to 88,164,532.41, 121,617,392.31 and 52,872,927.99
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Solution
The fourth proportional to 88,164,532.41, 121,617,392.31 and 52,872,927.99 is: 72,934,857.70
Step by Step Solution
- Step 1: Write the proportion equation
88,164,532.41 : 121,617,392.31 = 52,872,927.99 : x - Step 2: Convert to fraction form
88,164,532.41/121,617,392.31 = 52,872,927.99/x - Step 3: Cross multiply
88,164,532.41x = 121,617,392.31 × 52,872,927.99 - Step 4: Simplify right side
88,164,532.41x = 6,430,267,625,938,210 - Step 5: Solve for x
x = 6,430,267,625,938,210/88,164,532.41 - Step 6: Final answer
x = 72,934,857.70
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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.