Finding the Fourth Proportional to 839,732,027.60, 1,258,674,252.60 and 294,192,750.80
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Solution
The fourth proportional to 839,732,027.60, 1,258,674,252.60 and 294,192,750.80 is: 440,965,484.90
Step by Step Solution
- Step 1: Write the proportion equation
839,732,027.60 : 1,258,674,252.60 = 294,192,750.80 : x - Step 2: Convert to fraction form
839,732,027.60/1,258,674,252.60 = 294,192,750.80/x - Step 3: Cross multiply
839,732,027.60x = 1,258,674,252.60 × 294,192,750.80 - Step 4: Simplify right side
839,732,027.60x = 370,292,840,733,528,064 - Step 5: Solve for x
x = 370,292,840,733,528,064/839,732,027.60 - Step 6: Final answer
x = 440,965,484.90
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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.