Finding the Fourth Proportional to 124,993,415.10, 172,492,292.43 and 69,239,689.50
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Solution
The fourth proportional to 124,993,415.10, 172,492,292.43 and 69,239,689.50 is: 95,551,535.73
Step by Step Solution
- Step 1: Write the proportion equation
124,993,415.10 : 172,492,292.43 = 69,239,689.50 : x - Step 2: Convert to fraction form
124,993,415.10/172,492,292.43 = 69,239,689.50/x - Step 3: Cross multiply
124,993,415.10x = 172,492,292.43 × 69,239,689.50 - Step 4: Simplify right side
124,993,415.10x = 11,943,312,768,996,400 - Step 5: Solve for x
x = 11,943,312,768,996,400/124,993,415.10 - Step 6: Final answer
x = 95,551,535.73
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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.