Finding the Fourth Proportional to 145,202,001,718.77, 217,803,411,187.62 and 55,692,432,474.67
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Solution
The fourth proportional to 145,202,001,718.77, 217,803,411,187.62 and 55,692,432,474.67 is: 83,538,805,434.74
Step by Step Solution
- Step 1: Write the proportion equation
145,202,001,718.77 : 217,803,411,187.62 = 55,692,432,474.67 : x - Step 2: Convert to fraction form
145,202,001,718.77/217,803,411,187.62 = 55,692,432,474.67/x - Step 3: Cross multiply
145,202,001,718.77x = 217,803,411,187.62 × 55,692,432,474.67 - Step 4: Simplify right side
145,202,001,718.77x = 12,130,001,770,318,439,383,040 - Step 5: Solve for x
x = 12,130,001,770,318,439,383,040/145,202,001,718.77 - Step 6: Final answer
x = 83,538,805,434.74
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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.