Finding the Fourth Proportional to 888,154,900.84, 1,332,997,622.94 and 615,716,984.68
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Solution
The fourth proportional to 888,154,900.84, 1,332,997,622.94 and 615,716,984.68 is: 924,106,004.71
Step by Step Solution
- Step 1: Write the proportion equation
888,154,900.84 : 1,332,997,622.94 = 615,716,984.68 : x - Step 2: Convert to fraction form
888,154,900.84/1,332,997,622.94 = 615,716,984.68/x - Step 3: Cross multiply
888,154,900.84x = 1,332,997,622.94 × 615,716,984.68 - Step 4: Simplify right side
888,154,900.84x = 820,749,276,982,224,384 - Step 5: Solve for x
x = 820,749,276,982,224,384/888,154,900.84 - Step 6: Final answer
x = 924,106,004.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.