Finding the Fourth Proportional to 633,027,588.36, 948,393,455.34 and 619,252,637.64
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Solution
The fourth proportional to 633,027,588.36, 948,393,455.34 and 619,252,637.64 is: 927,756,008.65
Step by Step Solution
- Step 1: Write the proportion equation
633,027,588.36 : 948,393,455.34 = 619,252,637.64 : x - Step 2: Convert to fraction form
633,027,588.36/948,393,455.34 = 619,252,637.64/x - Step 3: Cross multiply
633,027,588.36x = 948,393,455.34 × 619,252,637.64 - Step 4: Simplify right side
633,027,588.36x = 587,295,148,739,808,512 - Step 5: Solve for x
x = 587,295,148,739,808,512/633,027,588.36 - Step 6: Final answer
x = 927,756,008.65
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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.