Finding the Fourth Proportional to 2,650,953,862.32, 3,658,320,361.08 and 1,477,506,940.08
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Solution
The fourth proportional to 2,650,953,862.32, 3,658,320,361.08 and 1,477,506,940.08 is: 2,038,961,824.03
Step by Step Solution
- Step 1: Write the proportion equation
2,650,953,862.32 : 3,658,320,361.08 = 1,477,506,940.08 : x - Step 2: Convert to fraction form
2,650,953,862.32/3,658,320,361.08 = 1,477,506,940.08/x - Step 3: Cross multiply
2,650,953,862.32x = 3,658,320,361.08 × 1,477,506,940.08 - Step 4: Simplify right side
2,650,953,862.32x = 5,405,193,722,531,671,040 - Step 5: Solve for x
x = 5,405,193,722,531,671,040/2,650,953,862.32 - Step 6: Final answer
x = 2,038,961,824.03
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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.