Finding the Fourth Proportional to 1,488,594,066.14, 2,232,890,952.33 and 398,048,790.62
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Solution
The fourth proportional to 1,488,594,066.14, 2,232,890,952.33 and 398,048,790.62 is: 597,073,146.65
Step by Step Solution
- Step 1: Write the proportion equation
1,488,594,066.14 : 2,232,890,952.33 = 398,048,790.62 : x - Step 2: Convert to fraction form
1,488,594,066.14/2,232,890,952.33 = 398,048,790.62/x - Step 3: Cross multiply
1,488,594,066.14x = 2,232,890,952.33 × 398,048,790.62 - Step 4: Simplify right side
1,488,594,066.14x = 888,799,543,161,296,512 - Step 5: Solve for x
x = 888,799,543,161,296,512/1,488,594,066.14 - Step 6: Final answer
x = 597,073,146.65
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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.