Finding the Fourth Proportional to 229,642,225.12, 344,463,337.68 and 157,620,291.04
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Solution
The fourth proportional to 229,642,225.12, 344,463,337.68 and 157,620,291.04 is: 236,430,436.56
Step by Step Solution
- Step 1: Write the proportion equation
229,642,225.12 : 344,463,337.68 = 157,620,291.04 : x - Step 2: Convert to fraction form
229,642,225.12/344,463,337.68 = 157,620,291.04/x - Step 3: Cross multiply
229,642,225.12x = 344,463,337.68 × 157,620,291.04 - Step 4: Simplify right side
229,642,225.12x = 54,294,411,537,731,400 - Step 5: Solve for x
x = 54,294,411,537,731,400/229,642,225.12 - Step 6: Final answer
x = 236,430,436.56
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1.5x scale
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.