Finding the Fourth Proportional to 455,388,063,345.99, 683,158,891,004 and 153,128,815,313.68
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Solution
The fourth proportional to 455,388,063,345.99, 683,158,891,004 and 153,128,815,313.68 is: 229,719,046,392.68
Step by Step Solution
- Step 1: Write the proportion equation
455,388,063,345.99 : 683,158,891,004 = 153,128,815,313.68 : x - Step 2: Convert to fraction form
455,388,063,345.99/683,158,891,004 = 153,128,815,313.68/x - Step 3: Cross multiply
455,388,063,345.99x = 683,158,891,004 × 153,128,815,313.68 - Step 4: Simplify right side
455,388,063,345.99x = 104,611,311,650,449,949,458,432 - Step 5: Solve for x
x = 104,611,311,650,449,949,458,432/455,388,063,345.99 - Step 6: Final answer
x = 229,719,046,392.68
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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.