Finding the Fourth Proportional to 4,046,976,089.20, 6,070,464,133.80 and 3,128,646,041.20
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Solution
The fourth proportional to 4,046,976,089.20, 6,070,464,133.80 and 3,128,646,041.20 is: 4,692,969,061.80
Step by Step Solution
- Step 1: Write the proportion equation
4,046,976,089.20 : 6,070,464,133.80 = 3,128,646,041.20 : x - Step 2: Convert to fraction form
4,046,976,089.20/6,070,464,133.80 = 3,128,646,041.20/x - Step 3: Cross multiply
4,046,976,089.20x = 6,070,464,133.80 × 3,128,646,041.20 - Step 4: Simplify right side
4,046,976,089.20x = 18,992,333,580,459,958,272 - Step 5: Solve for x
x = 18,992,333,580,459,958,272/4,046,976,089.20 - Step 6: Final answer
x = 4,692,969,061.80
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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.