Finding the Fourth Proportional to 162,177,952.20, 243,264,899.10 and 39,357,287.08
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Solution
The fourth proportional to 162,177,952.20, 243,264,899.10 and 39,357,287.08 is: 59,035,438.17
Step by Step Solution
- Step 1: Write the proportion equation
162,177,952.20 : 243,264,899.10 = 39,357,287.08 : x - Step 2: Convert to fraction form
162,177,952.20/243,264,899.10 = 39,357,287.08/x - Step 3: Cross multiply
162,177,952.20x = 243,264,899.10 × 39,357,287.08 - Step 4: Simplify right side
162,177,952.20x = 9,574,246,470,365,932 - Step 5: Solve for x
x = 9,574,246,470,365,932/162,177,952.20 - Step 6: Final answer
x = 59,035,438.17
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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.