Finding the Fourth Proportional to 618,226,866.80, 926,544,037.80 and 473,904,306.80
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Solution
The fourth proportional to 618,226,866.80, 926,544,037.80 and 473,904,306.80 is: 710,246,082.03
Step by Step Solution
- Step 1: Write the proportion equation
618,226,866.80 : 926,544,037.80 = 473,904,306.80 : x - Step 2: Convert to fraction form
618,226,866.80/926,544,037.80 = 473,904,306.80/x - Step 3: Cross multiply
618,226,866.80x = 926,544,037.80 × 473,904,306.80 - Step 4: Simplify right side
618,226,866.80x = 439,093,209,953,281,984 - Step 5: Solve for x
x = 439,093,209,953,281,984/618,226,866.80 - Step 6: Final answer
x = 710,246,082.03
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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.