Finding the Fourth Proportional to 97,756,745.10, 134,889,311.67 and 56,495,669.10
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Solution
The fourth proportional to 97,756,745.10, 134,889,311.67 and 56,495,669.10 is: 77,955,356.53
Step by Step Solution
- Step 1: Write the proportion equation
97,756,745.10 : 134,889,311.67 = 56,495,669.10 : x - Step 2: Convert to fraction form
97,756,745.10/134,889,311.67 = 56,495,669.10/x - Step 3: Cross multiply
97,756,745.10x = 134,889,311.67 × 56,495,669.10 - Step 4: Simplify right side
97,756,745.10x = 7,620,661,917,235,088 - Step 5: Solve for x
x = 7,620,661,917,235,088/97,756,745.10 - Step 6: Final answer
x = 77,955,356.53
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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.