Finding the Fourth Proportional to 873,479,376,176.80, 1,310,219,064,265.20 and 714,791,943,882.40
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Solution
The fourth proportional to 873,479,376,176.80, 1,310,219,064,265.20 and 714,791,943,882.40 is: 1,072,187,915,823.60
Step by Step Solution
- Step 1: Write the proportion equation
873,479,376,176.80 : 1,310,219,064,265.20 = 714,791,943,882.40 : x - Step 2: Convert to fraction form
873,479,376,176.80/1,310,219,064,265.20 = 714,791,943,882.40/x - Step 3: Cross multiply
873,479,376,176.80x = 1,310,219,064,265.20 × 714,791,943,882.40 - Step 4: Simplify right side
873,479,376,176.80x = 936,534,031,857,901,469,958,144 - Step 5: Solve for x
x = 936,534,031,857,901,469,958,144/873,479,376,176.80 - Step 6: Final answer
x = 1,072,187,915,823.60
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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.