Finding the Fourth Proportional to 224,344,402.74, 309,646,931.76 and 131,554,804.14
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Solution
The fourth proportional to 224,344,402.74, 309,646,931.76 and 131,554,804.14 is: 181,575,920.61
Step by Step Solution
- Step 1: Write the proportion equation
224,344,402.74 : 309,646,931.76 = 131,554,804.14 : x - Step 2: Convert to fraction form
224,344,402.74/309,646,931.76 = 131,554,804.14/x - Step 3: Cross multiply
224,344,402.74x = 309,646,931.76 × 131,554,804.14 - Step 4: Simplify right side
224,344,402.74x = 40,735,541,460,238,744 - Step 5: Solve for x
x = 40,735,541,460,238,744/224,344,402.74 - Step 6: Final answer
x = 181,575,920.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.