Finding the Fourth Proportional to 70,615,849.08, 97,493,347.26 and 55,990,592.76
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Solution
The fourth proportional to 70,615,849.08, 97,493,347.26 and 55,990,592.76 is: 77,301,489.32
Step by Step Solution
- Step 1: Write the proportion equation
70,615,849.08 : 97,493,347.26 = 55,990,592.76 : x - Step 2: Convert to fraction form
70,615,849.08/97,493,347.26 = 55,990,592.76/x - Step 3: Cross multiply
70,615,849.08x = 97,493,347.26 × 55,990,592.76 - Step 4: Simplify right side
70,615,849.08x = 5,458,710,303,243,922 - Step 5: Solve for x
x = 5,458,710,303,243,922/70,615,849.08 - Step 6: Final answer
x = 77,301,489.32
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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.