Finding the Fourth Proportional to 349,618,330.80, 524,497,480.20 and 103,974,490.80
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Solution
The fourth proportional to 349,618,330.80, 524,497,480.20 and 103,974,490.80 is: 155,982,549.04
Step by Step Solution
- Step 1: Write the proportion equation
349,618,330.80 : 524,497,480.20 = 103,974,490.80 : x - Step 2: Convert to fraction form
349,618,330.80/524,497,480.20 = 103,974,490.80/x - Step 3: Cross multiply
349,618,330.80x = 524,497,480.20 × 103,974,490.80 - Step 4: Simplify right side
349,618,330.80x = 54,534,358,429,678,080 - Step 5: Solve for x
x = 54,534,358,429,678,080/349,618,330.80 - Step 6: Final answer
x = 155,982,549.04
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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.