Finding the Fourth Proportional to 1,368,832,013.80, 2,053,248,020.70 and 1,063,067,252.20
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Solution
The fourth proportional to 1,368,832,013.80, 2,053,248,020.70 and 1,063,067,252.20 is: 1,594,600,878.30
Step by Step Solution
- Step 1: Write the proportion equation
1,368,832,013.80 : 2,053,248,020.70 = 1,063,067,252.20 : x - Step 2: Convert to fraction form
1,368,832,013.80/2,053,248,020.70 = 1,063,067,252.20/x - Step 3: Cross multiply
1,368,832,013.80x = 2,053,248,020.70 × 1,063,067,252.20 - Step 4: Simplify right side
1,368,832,013.80x = 2,182,740,731,450,637,824 - Step 5: Solve for x
x = 2,182,740,731,450,637,824/1,368,832,013.80 - Step 6: Final answer
x = 1,594,600,878.30
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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.