Finding the Fourth Proportional to 663,317,460,501.05, 995,075,676,714.70 and 232,978,695,726.08
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Solution
The fourth proportional to 663,317,460,501.05, 995,075,676,714.70 and 232,978,695,726.08 is: 349,502,986,299.53
Step by Step Solution
- Step 1: Write the proportion equation
663,317,460,501.05 : 995,075,676,714.70 = 232,978,695,726.08 : x - Step 2: Convert to fraction form
663,317,460,501.05/995,075,676,714.70 = 232,978,695,726.08/x - Step 3: Cross multiply
663,317,460,501.05x = 995,075,676,714.70 × 232,978,695,726.08 - Step 4: Simplify right side
663,317,460,501.05x = 231,831,433,309,737,208,250,368 - Step 5: Solve for x
x = 231,831,433,309,737,208,250,368/663,317,460,501.05 - Step 6: Final answer
x = 349,502,986,299.53
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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.