Finding the Fourth Proportional to 97,084,927.80, 145,627,391.70 and 51,735,295.80
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Solution
The fourth proportional to 97,084,927.80, 145,627,391.70 and 51,735,295.80 is: 77,602,943.70
Step by Step Solution
- Step 1: Write the proportion equation
97,084,927.80 : 145,627,391.70 = 51,735,295.80 : x - Step 2: Convert to fraction form
97,084,927.80/145,627,391.70 = 51,735,295.80/x - Step 3: Cross multiply
97,084,927.80x = 145,627,391.70 × 51,735,295.80 - Step 4: Simplify right side
97,084,927.80x = 7,534,076,186,181,964 - Step 5: Solve for x
x = 7,534,076,186,181,964/97,084,927.80 - Step 6: Final answer
x = 77,602,943.70
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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.