Finding the Fourth Proportional to 88,315,470.71, 121,875,355.43 and 49,156,407.08
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Solution
The fourth proportional to 88,315,470.71, 121,875,355.43 and 49,156,407.08 is: 67,835,845.03
Step by Step Solution
- Step 1: Write the proportion equation
88,315,470.71 : 121,875,355.43 = 49,156,407.08 : x - Step 2: Convert to fraction form
88,315,470.71/121,875,355.43 = 49,156,407.08/x - Step 3: Cross multiply
88,315,470.71x = 121,875,355.43 × 49,156,407.08 - Step 4: Simplify right side
88,315,470.71x = 5,990,954,584,599,237 - Step 5: Solve for x
x = 5,990,954,584,599,237/88,315,470.71 - Step 6: Final answer
x = 67,835,845.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.