Finding the Fourth Proportional to 134,136,237.60, 201,204,356.40 and 132,860,779.20
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Solution
The fourth proportional to 134,136,237.60, 201,204,356.40 and 132,860,779.20 is: 199,291,168.80
Step by Step Solution
- Step 1: Write the proportion equation
134,136,237.60 : 201,204,356.40 = 132,860,779.20 : x - Step 2: Convert to fraction form
134,136,237.60/201,204,356.40 = 132,860,779.20/x - Step 3: Cross multiply
134,136,237.60x = 201,204,356.40 × 132,860,779.20 - Step 4: Simplify right side
134,136,237.60x = 26,732,167,569,738,508 - Step 5: Solve for x
x = 26,732,167,569,738,508/134,136,237.60 - Step 6: Final answer
x = 199,291,168.80
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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.