Finding the Fourth Proportional to 79,860,461.50, 110,207,437.05 and 43,191,032.50
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Solution
The fourth proportional to 79,860,461.50, 110,207,437.05 and 43,191,032.50 is: 59,603,624.95
Step by Step Solution
- Step 1: Write the proportion equation
79,860,461.50 : 110,207,437.05 = 43,191,032.50 : x - Step 2: Convert to fraction form
79,860,461.50/110,207,437.05 = 43,191,032.50/x - Step 3: Cross multiply
79,860,461.50x = 110,207,437.05 × 43,191,032.50 - Step 4: Simplify right side
79,860,461.50x = 4,759,972,995,368,254 - Step 5: Solve for x
x = 4,759,972,995,368,254/79,860,461.50 - Step 6: Final answer
x = 59,603,624.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.