Finding the Fourth Proportional to 2,586,549,083.08, 3,569,439,168.66 and 1,397,118,047.08
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Solution
The fourth proportional to 2,586,549,083.08, 3,569,439,168.66 and 1,397,118,047.08 is: 1,928,023,679.55
Step by Step Solution
- Step 1: Write the proportion equation
2,586,549,083.08 : 3,569,439,168.66 = 1,397,118,047.08 : x - Step 2: Convert to fraction form
2,586,549,083.08/3,569,439,168.66 = 1,397,118,047.08/x - Step 3: Cross multiply
2,586,549,083.08x = 3,569,439,168.66 × 1,397,118,047.08 - Step 4: Simplify right side
2,586,549,083.08x = 4,986,927,880,489,117,696 - Step 5: Solve for x
x = 4,986,927,880,489,117,696/2,586,549,083.08 - Step 6: Final answer
x = 1,928,023,679.55
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1.5x scale
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.