Finding the Fourth Proportional to 87,221,483.03, 120,366,453.74 and 48,064,661.01
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Solution
The fourth proportional to 87,221,483.03, 120,366,453.74 and 48,064,661.01 is: 66,329,676.99
Step by Step Solution
- Step 1: Write the proportion equation
87,221,483.03 : 120,366,453.74 = 48,064,661.01 : x - Step 2: Convert to fraction form
87,221,483.03/120,366,453.74 = 48,064,661.01/x - Step 3: Cross multiply
87,221,483.03x = 120,366,453.74 × 48,064,661.01 - Step 4: Simplify right side
87,221,483.03x = 5,785,372,795,748,623 - Step 5: Solve for x
x = 5,785,372,795,748,623/87,221,483.03 - Step 6: Final answer
x = 66,329,676.99
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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.