Finding the Fourth Proportional to 53,767,697,367.70, 74,197,477,329.65 and 29,681,201,648.63
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Solution
The fourth proportional to 53,767,697,367.70, 74,197,477,329.65 and 29,681,201,648.63 is: 40,958,984,562.42
Step by Step Solution
- Step 1: Write the proportion equation
53,767,697,367.70 : 74,197,477,329.65 = 29,681,201,648.63 : x - Step 2: Convert to fraction form
53,767,697,367.70/74,197,477,329.65 = 29,681,201,648.63/x - Step 3: Cross multiply
53,767,697,367.70x = 74,197,477,329.65 × 29,681,201,648.63 - Step 4: Simplify right side
53,767,697,367.70x = 2,202,270,286,440,623,505,408 - Step 5: Solve for x
x = 2,202,270,286,440,623,505,408/53,767,697,367.70 - Step 6: Final answer
x = 40,958,984,562.42
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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.