Finding the Fourth Proportional to 153,446,778.36, 230,142,438.94 and 44,245,100.70
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Solution
The fourth proportional to 153,446,778.36, 230,142,438.94 and 44,245,100.70 is: 66,359,655.74
Step by Step Solution
- Step 1: Write the proportion equation
153,446,778.36 : 230,142,438.94 = 44,245,100.70 : x - Step 2: Convert to fraction form
153,446,778.36/230,142,438.94 = 44,245,100.70/x - Step 3: Cross multiply
153,446,778.36x = 230,142,438.94 × 44,245,100.70 - Step 4: Simplify right side
153,446,778.36x = 10,182,675,386,243,902 - Step 5: Solve for x
x = 10,182,675,386,243,902/153,446,778.36 - Step 6: Final answer
x = 66,359,655.74
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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.