Finding the Fourth Proportional to 704,998,400.20, 1,057,497,600.30 and 559,879,577.80
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Solution
The fourth proportional to 704,998,400.20, 1,057,497,600.30 and 559,879,577.80 is: 839,819,366.70
Step by Step Solution
- Step 1: Write the proportion equation
704,998,400.20 : 1,057,497,600.30 = 559,879,577.80 : x - Step 2: Convert to fraction form
704,998,400.20/1,057,497,600.30 = 559,879,577.80/x - Step 3: Cross multiply
704,998,400.20x = 1,057,497,600.30 × 559,879,577.80 - Step 4: Simplify right side
704,998,400.20x = 592,071,309,980,477,056 - Step 5: Solve for x
x = 592,071,309,980,477,056/704,998,400.20 - Step 6: Final answer
x = 839,819,366.70
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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.