Finding the Fourth Proportional to 786,414,360,177.76, 1,077,369,756,905.70 and 757,011,590,289.88
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Solution
The fourth proportional to 786,414,360,177.76, 1,077,369,756,905.70 and 757,011,590,289.88 is: 1,037,088,632,029.88
Step by Step Solution
- Step 1: Write the proportion equation
786,414,360,177.76 : 1,077,369,756,905.70 = 757,011,590,289.88 : x - Step 2: Convert to fraction form
786,414,360,177.76/1,077,369,756,905.70 = 757,011,590,289.88/x - Step 3: Cross multiply
786,414,360,177.76x = 1,077,369,756,905.70 × 757,011,590,289.88 - Step 4: Simplify right side
786,414,360,177.76x = 815,581,393,005,405,316,055,040 - Step 5: Solve for x
x = 815,581,393,005,405,316,055,040/786,414,360,177.76 - Step 6: Final answer
x = 1,037,088,632,029.88
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.