Finding the Fourth Proportional to 1,138,007,621.10, 1,708,286,890.05 and 880,365,024.30
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Solution
The fourth proportional to 1,138,007,621.10, 1,708,286,890.05 and 880,365,024.30 is: 1,321,534,233.68
Step by Step Solution
- Step 1: Write the proportion equation
1,138,007,621.10 : 1,708,286,890.05 = 880,365,024.30 : x - Step 2: Convert to fraction form
1,138,007,621.10/1,708,286,890.05 = 880,365,024.30/x - Step 3: Cross multiply
1,138,007,621.10x = 1,708,286,890.05 × 880,365,024.30 - Step 4: Simplify right side
1,138,007,621.10x = 1,503,916,029,470,239,488 - Step 5: Solve for x
x = 1,503,916,029,470,239,488/1,138,007,621.10 - Step 6: Final answer
x = 1,321,534,233.68
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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.