Finding the Fourth Proportional to 362,352,430.16, 543,487,941.68 and 100,074,267.12
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Solution
The fourth proportional to 362,352,430.16, 543,487,941.68 and 100,074,267.12 is: 150,100,159.20
Step by Step Solution
- Step 1: Write the proportion equation
362,352,430.16 : 543,487,941.68 = 100,074,267.12 : x - Step 2: Convert to fraction form
362,352,430.16/543,487,941.68 = 100,074,267.12/x - Step 3: Cross multiply
362,352,430.16x = 543,487,941.68 × 100,074,267.12 - Step 4: Simplify right side
362,352,430.16x = 54,389,157,452,183,296 - Step 5: Solve for x
x = 54,389,157,452,183,296/362,352,430.16 - Step 6: Final answer
x = 150,100,159.20
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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.