Finding the Fourth Proportional to 97,605,408,813.64, 134,688,072,099.54 and 54,777,620,249.08
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Solution
The fourth proportional to 97,605,408,813.64, 134,688,072,099.54 and 54,777,620,249.08 is: 75,588,967,406.88
Step by Step Solution
- Step 1: Write the proportion equation
97,605,408,813.64 : 134,688,072,099.54 = 54,777,620,249.08 : x - Step 2: Convert to fraction form
97,605,408,813.64/134,688,072,099.54 = 54,777,620,249.08/x - Step 3: Cross multiply
97,605,408,813.64x = 134,688,072,099.54 × 54,777,620,249.08 - Step 4: Simplify right side
97,605,408,813.64x = 7,377,892,065,549,308,919,808 - Step 5: Solve for x
x = 7,377,892,065,549,308,919,808/97,605,408,813.64 - Step 6: Final answer
x = 75,588,967,406.88
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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.