Finding the Fourth Proportional to 539,084,513.70, 808,626,770.55 and 175,578,869.70
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Solution
The fourth proportional to 539,084,513.70, 808,626,770.55 and 175,578,869.70 is: 263,368,304.55
Step by Step Solution
- Step 1: Write the proportion equation
539,084,513.70 : 808,626,770.55 = 175,578,869.70 : x - Step 2: Convert to fraction form
539,084,513.70/808,626,770.55 = 175,578,869.70/x - Step 3: Cross multiply
539,084,513.70x = 808,626,770.55 × 175,578,869.70 - Step 4: Simplify right side
539,084,513.70x = 141,977,774,382,330,224 - Step 5: Solve for x
x = 141,977,774,382,330,224/539,084,513.70 - Step 6: Final answer
x = 263,368,304.55
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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.