Finding the Fourth Proportional to 92,296,432.53, 127,354,928.27 and 53,130,641.31
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Solution
The fourth proportional to 92,296,432.53, 127,354,928.27 and 53,130,641.31 is: 73,312,140.32
Step by Step Solution
- Step 1: Write the proportion equation
92,296,432.53 : 127,354,928.27 = 53,130,641.31 : x - Step 2: Convert to fraction form
92,296,432.53/127,354,928.27 = 53,130,641.31/x - Step 3: Cross multiply
92,296,432.53x = 127,354,928.27 × 53,130,641.31 - Step 4: Simplify right side
92,296,432.53x = 6,766,449,012,708,496 - Step 5: Solve for x
x = 6,766,449,012,708,496/92,296,432.53 - Step 6: Final answer
x = 73,312,140.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.