Finding the Fourth Proportional to 704,998,411.20, 1,057,497,616.80 and 559,879,588.80
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Solution
The fourth proportional to 704,998,411.20, 1,057,497,616.80 and 559,879,588.80 is: 839,819,383.20
Step by Step Solution
- Step 1: Write the proportion equation
704,998,411.20 : 1,057,497,616.80 = 559,879,588.80 : x - Step 2: Convert to fraction form
704,998,411.20/1,057,497,616.80 = 559,879,588.80/x - Step 3: Cross multiply
704,998,411.20x = 1,057,497,616.80 × 559,879,588.80 - Step 4: Simplify right side
704,998,411.20x = 592,071,330,850,963,840 - Step 5: Solve for x
x = 592,071,330,850,963,840/704,998,411.20 - Step 6: Final answer
x = 839,819,383.20
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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.