Finding the Fourth Proportional to 4,864,149,546.10, 6,712,536,264.78 and 2,636,483,243.38
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Solution
The fourth proportional to 4,864,149,546.10, 6,712,536,264.78 and 2,636,483,243.38 is: 3,638,352,237.11
Step by Step Solution
- Step 1: Write the proportion equation
4,864,149,546.10 : 6,712,536,264.78 = 2,636,483,243.38 : x - Step 2: Convert to fraction form
4,864,149,546.10/6,712,536,264.78 = 2,636,483,243.38/x - Step 3: Cross multiply
4,864,149,546.10x = 6,712,536,264.78 × 2,636,483,243.38 - Step 4: Simplify right side
4,864,149,546.10x = 17,697,489,382,666,283,008 - Step 5: Solve for x
x = 17,697,489,382,666,283,008/4,864,149,546.10 - Step 6: Final answer
x = 3,638,352,237.11
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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.