Finding the Fourth Proportional to 149,779,956.40, 224,669,934.60 and 122,570,177.20
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Solution
The fourth proportional to 149,779,956.40, 224,669,934.60 and 122,570,177.20 is: 183,855,265.80
Step by Step Solution
- Step 1: Write the proportion equation
149,779,956.40 : 224,669,934.60 = 122,570,177.20 : x - Step 2: Convert to fraction form
149,779,956.40/224,669,934.60 = 122,570,177.20/x - Step 3: Cross multiply
149,779,956.40x = 224,669,934.60 × 122,570,177.20 - Step 4: Simplify right side
149,779,956.40x = 27,537,833,695,434,412 - Step 5: Solve for x
x = 27,537,833,695,434,412/149,779,956.40 - Step 6: Final answer
x = 183,855,265.80
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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.