Finding the Fourth Proportional to 1,187,185,518,004.70, 1,780,778,277,007 and 1,187,185,518,004.70
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Solution
The fourth proportional to 1,187,185,518,004.70, 1,780,778,277,007 and 1,187,185,518,004.70 is: 1,780,778,277,007
Step by Step Solution
- Step 1: Write the proportion equation
1,187,185,518,004.70 : 1,780,778,277,007 = 1,187,185,518,004.70 : x - Step 2: Convert to fraction form
1,187,185,518,004.70/1,780,778,277,007 = 1,187,185,518,004.70/x - Step 3: Cross multiply
1,187,185,518,004.70x = 1,780,778,277,007 × 1,187,185,518,004.70 - Step 4: Simplify right side
1,187,185,518,004.70x = 2,114,114,181,240,072,295,153,664 - Step 5: Solve for x
x = 2,114,114,181,240,072,295,153,664/1,187,185,518,004.70 - Step 6: Final answer
x = 1,780,778,277,007
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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.