Finding the Fourth Proportional to 460,575,785.28, 691,054,633.44 and 201,657,364.80
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Solution
The fourth proportional to 460,575,785.28, 691,054,633.44 and 201,657,364.80 is: 302,569,654.69
Step by Step Solution
- Step 1: Write the proportion equation
460,575,785.28 : 691,054,633.44 = 201,657,364.80 : x - Step 2: Convert to fraction form
460,575,785.28/691,054,633.44 = 201,657,364.80/x - Step 3: Cross multiply
460,575,785.28x = 691,054,633.44 × 201,657,364.80 - Step 4: Simplify right side
460,575,785.28x = 139,356,256,312,340,384 - Step 5: Solve for x
x = 139,356,256,312,340,384/460,575,785.28 - Step 6: Final answer
x = 302,569,654.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.