Finding the Fourth Proportional to 482,656,271.30, 723,991,133.79 and 137,609,898.74
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Solution
The fourth proportional to 482,656,271.30, 723,991,133.79 and 137,609,898.74 is: 206,416,765.99
Step by Step Solution
- Step 1: Write the proportion equation
482,656,271.30 : 723,991,133.79 = 137,609,898.74 : x - Step 2: Convert to fraction form
482,656,271.30/723,991,133.79 = 137,609,898.74/x - Step 3: Cross multiply
482,656,271.30x = 723,991,133.79 × 137,609,898.74 - Step 4: Simplify right side
482,656,271.30x = 99,628,346,605,191,696 - Step 5: Solve for x
x = 99,628,346,605,191,696/482,656,271.30 - Step 6: Final answer
x = 206,416,765.99
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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.