Finding the Fourth Proportional to 336,671,790.36, 464,927,947.92 and 318,330,121.20
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Solution
The fourth proportional to 336,671,790.36, 464,927,947.92 and 318,330,121.20 is: 439,598,963.29
Step by Step Solution
- Step 1: Write the proportion equation
336,671,790.36 : 464,927,947.92 = 318,330,121.20 : x - Step 2: Convert to fraction form
336,671,790.36/464,927,947.92 = 318,330,121.20/x - Step 3: Cross multiply
336,671,790.36x = 464,927,947.92 × 318,330,121.20 - Step 4: Simplify right side
336,671,790.36x = 148,000,570,010,640,896 - Step 5: Solve for x
x = 148,000,570,010,640,896/336,671,790.36 - Step 6: Final answer
x = 439,598,963.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.