Finding the Fourth Proportional to 97,771,125.60, 146,656,688.40 and 49,230,223.20
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Solution
The fourth proportional to 97,771,125.60, 146,656,688.40 and 49,230,223.20 is: 73,845,334.80
Step by Step Solution
- Step 1: Write the proportion equation
97,771,125.60 : 146,656,688.40 = 49,230,223.20 : x - Step 2: Convert to fraction form
97,771,125.60/146,656,688.40 = 49,230,223.20/x - Step 3: Cross multiply
97,771,125.60x = 146,656,688.40 × 49,230,223.20 - Step 4: Simplify right side
97,771,125.60x = 7,219,941,503,704,852 - Step 5: Solve for x
x = 7,219,941,503,704,852/97,771,125.60 - Step 6: Final answer
x = 73,845,334.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.