Finding the Fourth Proportional to 497,922,205.20, 698,111,454 and 497,922,205.20
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Solution
The fourth proportional to 497,922,205.20, 698,111,454 and 497,922,205.20 is: 698,111,454
Step by Step Solution
- Step 1: Write the proportion equation
497,922,205.20 : 698,111,454 = 497,922,205.20 : x - Step 2: Convert to fraction form
497,922,205.20/698,111,454 = 497,922,205.20/x - Step 3: Cross multiply
497,922,205.20x = 698,111,454 × 497,922,205.20 - Step 4: Simplify right side
497,922,205.20x = 347,605,194,651,058,368 - Step 5: Solve for x
x = 347,605,194,651,058,368/497,922,205.20 - Step 6: Final answer
x = 698,111,454
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.