Finding the Fourth Proportional to 135,364,512, 186,803,259.84 and 77,417,760
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Solution
The fourth proportional to 135,364,512, 186,803,259.84 and 77,417,760 is: 106,836,642.22
Step by Step Solution
- Step 1: Write the proportion equation
135,364,512 : 186,803,259.84 = 77,417,760 : x - Step 2: Convert to fraction form
135,364,512/186,803,259.84 = 77,417,760/x - Step 3: Cross multiply
135,364,512x = 186,803,259.84 × 77,417,760 - Step 4: Simplify right side
135,364,512x = 14,461,889,937,510,758 - Step 5: Solve for x
x = 14,461,889,937,510,758/135,364,512 - Step 6: Final answer
x = 106,836,642.22
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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.