Finding the Fourth Proportional to 1,130,759,810,972.30, 1,560,446,414,175 and 616,925,953,514.07
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Solution
The fourth proportional to 1,130,759,810,972.30, 1,560,446,414,175 and 616,925,953,514.07 is: 851,356,656,498.74
Step by Step Solution
- Step 1: Write the proportion equation
1,130,759,810,972.30 : 1,560,446,414,175 = 616,925,953,514.07 : x - Step 2: Convert to fraction form
1,130,759,810,972.30/1,560,446,414,175 = 616,925,953,514.07/x - Step 3: Cross multiply
1,130,759,810,972.30x = 1,560,446,414,175 × 616,925,953,514.07 - Step 4: Simplify right side
1,130,759,810,972.30x = 962,679,891,972,523,162,599,424 - Step 5: Solve for x
x = 962,679,891,972,523,162,599,424/1,130,759,810,972.30 - Step 6: Final answer
x = 851,356,656,498.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.