Finding the Fourth Proportional to 79,615,999,052.01, 119,423,999,968.74 and 19,110,276,591.96
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Solution
The fourth proportional to 79,615,999,052.01, 119,423,999,968.74 and 19,110,276,591.96 is: 28,665,415,221.75
Step by Step Solution
- Step 1: Write the proportion equation
79,615,999,052.01 : 119,423,999,968.74 = 19,110,276,591.96 : x - Step 2: Convert to fraction form
79,615,999,052.01/119,423,999,968.74 = 19,110,276,591.96/x - Step 3: Cross multiply
79,615,999,052.01x = 119,423,999,968.74 × 19,110,276,591.96 - Step 4: Simplify right side
79,615,999,052.01x = 2,282,225,671,120,605,151,232 - Step 5: Solve for x
x = 2,282,225,671,120,605,151,232/79,615,999,052.01 - Step 6: Final answer
x = 28,665,415,221.75
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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.