Finding the Fourth Proportional to 147,271,938.75, 220,939,796.21 and 56,395,530.99
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Solution
The fourth proportional to 147,271,938.75, 220,939,796.21 and 56,395,530.99 is: 84,605,507.54
Step by Step Solution
- Step 1: Write the proportion equation
147,271,938.75 : 220,939,796.21 = 56,395,530.99 : x - Step 2: Convert to fraction form
147,271,938.75/220,939,796.21 = 56,395,530.99/x - Step 3: Cross multiply
147,271,938.75x = 220,939,796.21 × 56,395,530.99 - Step 4: Simplify right side
147,271,938.75x = 12,460,017,123,803,364 - Step 5: Solve for x
x = 12,460,017,123,803,364/147,271,938.75 - Step 6: Final answer
x = 84,605,507.54
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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.