Finding the Fourth Proportional to 353,194,167.60, 530,106,179.40 and 207,445,489.20
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Solution
The fourth proportional to 353,194,167.60, 530,106,179.40 and 207,445,489.20 is: 311,353,203.99
Step by Step Solution
- Step 1: Write the proportion equation
353,194,167.60 : 530,106,179.40 = 207,445,489.20 : x - Step 2: Convert to fraction form
353,194,167.60/530,106,179.40 = 207,445,489.20/x - Step 3: Cross multiply
353,194,167.60x = 530,106,179.40 × 207,445,489.20 - Step 4: Simplify right side
353,194,167.60x = 109,968,135,713,575,952 - Step 5: Solve for x
x = 109,968,135,713,575,952/353,194,167.60 - Step 6: Final answer
x = 311,353,203.99
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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.