Finding the Fourth Proportional to 7,471,506,479.47, 10,310,699,722.67 and 4,084,456,697.26
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Solution
The fourth proportional to 7,471,506,479.47, 10,310,699,722.67 and 4,084,456,697.26 is: 5,636,561,602.59
Step by Step Solution
- Step 1: Write the proportion equation
7,471,506,479.47 : 10,310,699,722.67 = 4,084,456,697.26 : x - Step 2: Convert to fraction form
7,471,506,479.47/10,310,699,722.67 = 4,084,456,697.26/x - Step 3: Cross multiply
7,471,506,479.47x = 10,310,699,722.67 × 4,084,456,697.26 - Step 4: Simplify right side
7,471,506,479.47x = 42,113,606,535,666,450,432 - Step 5: Solve for x
x = 42,113,606,535,666,450,432/7,471,506,479.47 - Step 6: Final answer
x = 5,636,561,602.59
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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.