Finding the Fourth Proportional to 1,344,293,465,752.80, 1,855,130,571,998.80 and 726,996,183,776.95
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Solution
The fourth proportional to 1,344,293,465,752.80, 1,855,130,571,998.80 and 726,996,183,776.95 is: 1,003,257,756,293.43
Step by Step Solution
- Step 1: Write the proportion equation
1,344,293,465,752.80 : 1,855,130,571,998.80 = 726,996,183,776.95 : x - Step 2: Convert to fraction form
1,344,293,465,752.80/1,855,130,571,998.80 = 726,996,183,776.95/x - Step 3: Cross multiply
1,344,293,465,752.80x = 1,855,130,571,998.80 × 726,996,183,776.95 - Step 4: Simplify right side
1,344,293,465,752.80x = 1,348,672,846,251,077,866,094,592 - Step 5: Solve for x
x = 1,348,672,846,251,077,866,094,592/1,344,293,465,752.80 - Step 6: Final answer
x = 1,003,257,756,293.43
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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.