Finding the Fourth Proportional to 636,933,128.18, 954,955,495.15 and 282,214,482.64
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Solution
The fourth proportional to 636,933,128.18, 954,955,495.15 and 282,214,482.64 is: 423,124,907.60
Step by Step Solution
- Step 1: Write the proportion equation
636,933,128.18 : 954,955,495.15 = 282,214,482.64 : x - Step 2: Convert to fraction form
636,933,128.18/954,955,495.15 = 282,214,482.64/x - Step 3: Cross multiply
636,933,128.18x = 954,955,495.15 × 282,214,482.64 - Step 4: Simplify right side
636,933,128.18x = 269,502,271,004,889,344 - Step 5: Solve for x
x = 269,502,271,004,889,344/636,933,128.18 - Step 6: Final answer
x = 423,124,907.60
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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.