Finding the Fourth Proportional to 907,553,746.44, 1,361,045,063.18 and 293,995,620.36
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Solution
The fourth proportional to 907,553,746.44, 1,361,045,063.18 and 293,995,620.36 is: 440,900,926.54
Step by Step Solution
- Step 1: Write the proportion equation
907,553,746.44 : 1,361,045,063.18 = 293,995,620.36 : x - Step 2: Convert to fraction form
907,553,746.44/1,361,045,063.18 = 293,995,620.36/x - Step 3: Cross multiply
907,553,746.44x = 1,361,045,063.18 × 293,995,620.36 - Step 4: Simplify right side
907,553,746.44x = 400,141,287,687,519,552 - Step 5: Solve for x
x = 400,141,287,687,519,552/907,553,746.44 - Step 6: Final answer
x = 440,900,926.54
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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.