Finding the Fourth Proportional to 1,344,293,473,700.20, 1,855,130,582,937.60 and 726,996,191,719.68
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Solution
The fourth proportional to 1,344,293,473,700.20, 1,855,130,582,937.60 and 726,996,191,719.68 is: 1,003,257,767,238.94
Step by Step Solution
- Step 1: Write the proportion equation
1,344,293,473,700.20 : 1,855,130,582,937.60 = 726,996,191,719.68 : x - Step 2: Convert to fraction form
1,344,293,473,700.20/1,855,130,582,937.60 = 726,996,191,719.68/x - Step 3: Cross multiply
1,344,293,473,700.20x = 1,855,130,582,937.60 × 726,996,191,719.68 - Step 4: Simplify right side
1,344,293,473,700.20x = 1,348,672,868,938,345,227,485,184 - Step 5: Solve for x
x = 1,348,672,868,938,345,227,485,184/1,344,293,473,700.20 - Step 6: Final answer
x = 1,003,257,767,238.94
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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.