Finding the Fourth Proportional to 998,869,994.88, 1,495,319,811.84 and 604,202,434.56
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Solution
The fourth proportional to 998,869,994.88, 1,495,319,811.84 and 604,202,434.56 is: 904,497,958.08
Step by Step Solution
- Step 1: Write the proportion equation
998,869,994.88 : 1,495,319,811.84 = 604,202,434.56 : x - Step 2: Convert to fraction form
998,869,994.88/1,495,319,811.84 = 604,202,434.56/x - Step 3: Cross multiply
998,869,994.88x = 1,495,319,811.84 × 604,202,434.56 - Step 4: Simplify right side
998,869,994.88x = 903,475,870,759,528,960 - Step 5: Solve for x
x = 903,475,870,759,528,960/998,869,994.88 - Step 6: Final answer
x = 904,497,958.08
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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.